Word.ws English Dictionary

Words That Start with ER

There are 122 words that start with ER on Word.ws, from 2 to 15 letters. The most common length is 7 letters (16 words). The words used most often are era, error, eric, er and erotic.

Meanings from Wiktionary. Not an official Scrabble, Words With Friends or Wordle word list.

2-letter words that start with ER

  • er2interj. Said when hesitating in speech.

3-letter words that start with ER

  • era3n. A time period of indeterminate length, generally more than one year.
  • erd4n. The common European shrew (Sorex vulgaris); the shrewmouse or erd shrew.
  • ere3adv. At an earlier time.
  • erf6n. Stock; cattle.
  • erg4n. A unit of work or energy, being the amount of work done by a force of...
  • erk7n. A member of the groundcrew in the RAF.
  • erm5interj. Used in hesitant speech, or to express uncertainty.
  • ern3v. To run; flow.
  • err3v. To make a mistake.
  • ert3v. To incite; urge on; encourage.
  • erw6n. A medieval Welsh unit of surface area equal to 11664 sq ft, or about ¼...

4-letter words that start with ER

  • erer4adj. Former; previous.
  • ergo5adv. Consequently, therefore, or thus.
  • erhu7n. A type of bowed spike fiddle having two strings, originating in China...
  • eric6n. A fine paid as compensation for violent crimes.
  • erme6v. To grieve; to feel sad.
  • erne4n. A sea eagle (Haliaeetus), especially the white-tailed eagle (Haliaeetus...
  • eros4n. A winged figure of a child representing love or its power.
  • erst4adj. First.
  • eruv7n. An eruv chatzerot; ritual aggregation of properties that allows Jews...

5-letter words that start with ER

  • erase5v. To remove (markings or information).
  • erect7adj. Upright; vertical or reaching broadly upwards.
  • ergon6n. Work, measured in terms of the quantity of heat to which it is...
  • ergot6n. Any fungus in the genus Claviceps which are parasitic on grasses.
  • erica7n. Any of many heathers, of the genus Erica, used as garden plants.
  • erode6v. To wear away by abrasion, corrosion, or chemical reaction.
  • eroge6n. A visual novel with erotic content.
  • erred6adj. Mistaken; erroneous.
  • errno5n. A value or variable that identifies the kind of error (or lack thereof)...
  • error5n. The state, quality, or condition of being wrong.
  • erupt7v. To eject something violently (such as lava or water, as from a volcano...

6-letter words that start with ER

  • erased7adj. Having the appearance of being forcibly torn off, with parts left...
  • eraser6n. One who erases.
  • erbium10n. A chemical element (symbol Er) with atomic number 68: a silvery-white...
  • erlang7n. A dimensionless statistical measure of the volume of telecommunications...
  • ermine8n. A weasel found in northern latitudes (Mustela erminea in Eurasia...
  • eroded8adj. Worn down or worn away.
  • erotic8adj. Relating to or tending to arouse sexual desire or excitement.
  • errand7n. A mundane mission of no great consequence, concerning household or...
  • errant6adj. Straying from the proper course or standard, or outside established...
  • errata6n. An added page in a printed work where errors which are discovered after...
  • erring7n. The act of one who errs; sin.
  • ersatz15adj. An inauthentic or inadequate substitute or imitation.
  • erucic10adj. Of, pertaining to, or derived from plants of the genus Eruca.

7-letter words that start with ER

  • erastes7n. An adult man who loved or was in a pedagogic relationship with an...
  • erasure7n. The action of erasing; deletion; obliteration.
  • erector9n. A person who, or a device which erects.
  • erectus9n. Homo erectus.
  • eremite9n. A hermit; a religious recluse, someone who lives alone.
  • ergodic11adj. Of or relating to certain systems that, given enough time, will...
  • ermines9adj. In blazon, coloured with a heraldic fur of a black field with white...
  • erodium10n. Any of the plant genus Erodium, including filarees and storksbills.
  • erosion7n. The result of having been worn away or eroded, as by a glacier on rock...
  • erosive10adj. Of or pertaining to erosion.
  • erotica9n. Erotic literature, art, decoration, or other such work.
  • erotism9n. Eroticism.
  • erratic9adj. Unsteady, random; prone to unexpected changes; not consistent.
  • erratum9n. A published notice reporting an error belatedly discovered in a...
  • errored8adj. Containing one or more errors; faulty.
  • erudite8adj. Learned, scholarly, with emphasis on knowledge gained from books.

8-letter words that start with ER

  • erasable10adj. Capable of being erased.
  • erectile10adj. Capable of being raised to an upright position.
  • erewhile14adv. Some time ago; beforehand; formerly.
  • ergative12adj. With the subject of a transitive construction having grammatical cases...
  • ergotism11n. The plant disease caused by ergot.
  • erigeron9n. Any member of the plant genus Erigeron.
  • erodible11adj. Capable of eroding.
  • errantly11adv. In an errant manner.
  • errantry11n. A wandering or roving around, especially in search of chivalrous...
  • erumpent12adj. That emerges, or bursts through; breaking forth.
  • eruption10n. A violent ejection, such as the spurting out of lava from a volcano.
  • eruptive13adj. That erupts or bursts forth.
  • eryngium14n. Any of the genus Eryngium of umbelliferous plants resembling thistles.
  • erysimum15n. A wallflower of the genus Erysimum.
  • erythema16n. Abnormal redness and inflammation of the skin, due to vasodilation.

9-letter words that start with ER

  • eradicate12v. To destroy completely; to reduce to nothing radically; to put an end to.
  • ergogenic13adj. That enhances physical performance (especially in sports or exercise).
  • ergometer12n. A dynamometer used to measure the work done by muscles.
  • ergonomic14adj. Of or relating to the science of ergonomics.
  • erlotinib11n. A drug used to treat certain cancers.
  • erogenous10adj. Sensitive to sexual arousal.
  • erosional9adj. Pertaining to erosion.
  • eroticism13n. The state of being erotic, or of being sexually aroused.
  • erroneous9adj. Containing an error; inaccurate.
  • errorless9adj. Free from errors; accurate, correct.
  • erstwhile15adv. Formerly; in the past.
  • erudition10n. Profound knowledge acquired from learning and scholarship.
  • erythrina15n. Any of the genus Erythrina of leguminous flowering plants; a coral tree.
  • erythroid16adj. Having a red colour; reddish.

10-letter words that start with ER

  • eradicated14adj. Utterly destroyed; eliminated.
  • eradicator13n. A person who, or thing that eradicates.
  • eragrostis11n. Any of several species of grass from the genus Eragrostis; lovegrass.
  • ergativity17n. The property of a grammar's (or, by extension, a language's) being...
  • ergodicity17n. The condition of being ergodic.
  • ergonomics15n. The science of the design of equipment, especially so as to reduce...
  • ergosterol11n. The steroid precursor of vitamin D₂. It is found in cell membranes of...
  • ergotamine13n. An alkaloid, extracted from ergot, that causes constriction of blood...
  • ericaceous14adj. Of or pertaining to the heath family (Ericaceae).
  • eriophorum17n. The cottongrass plant.
  • erlenmeyer15n. An Erlenmeyer flask.
  • erotically15adv. In an erotic manner.
  • eroticized22adj. Having had erotic quality, character, or nuance added.
  • erotomania12n. A psychological disorder in which a person has a delusion of a romantic...
  • erysipelas15n. An acute, sometimes recurrent febrile disease caused by infection of a...
  • erythritol16n. A naturally occurring tetrahydric sugar alcohol...

11-letter words that start with ER

  • eradication14n. The act of plucking up by the roots; an uprooting or rooting out...
  • erratically16adv. In an erratic manner; unsteadily or randomly, unpredictably.
  • erroneously14adv. In an erroneous manner.
  • erythrocyte22n. A hemoglobin-containing cell, especially as found in humans but more...
  • erythronium19n. A plant of the genus Erythronium; a dogtooth violet.

12-letter words that start with ER

  • erythematous20adj. Of or pertaining to erythema.
  • erythrocytic25adj. Of or pertaining to erythrocytes.
  • erythroderma21n. An inflammatory skin disease with erythema and scaling that affects...
  • erythromycin25n. An antibiotic similar to penicillin, used for the treatment of a number...

13-letter words that start with ER

14-letter words that start with ER

  • ergocalciferol22n. Constituent of vitamin D₁ and vitamin D₂.
  • erythropoiesis22n. The production of red blood cells (in bone marrow).
  • erythropoietic24adj. Of or pertaining to erythropoiesis.
  • erythropoietin22n. A glycoprotein hormone that functions as a cytokine for erythrocyte...

15-letter words that start with ER

  • erythromelalgia24n. A rare neurovascular peripheral pain disorder in which blood vessels...
555 rare words that start with ER

The first 300 are shown.

Questions about these words

How many words that start with ER are there?
Word.ws lists 122 words that start with ER, plus 555 rare ones.
What are common words that start with ER?
era, error, eric, er, erotic, erase, erosion and erica.
Which of the words that start with ER has the highest letter score?
erythromycin scores 25 points with the standard letter tile values.

Related word lists

Source and license

Word lists and meanings adapted from the Wiktionary entry of each word. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out names, abbreviations, misspellings and offensive words, and ordered the most common words by how often they appear in English (wordfreq). Meanings from Wiktionary; this is not an official Scrabble, Words With Friends or Wordle word list. Wiktionary data of 2026-09-02.

Cite this page: “Words That Start with ER: 122 Words by Length.” Word.ws, https://word.ws/words/starting-with-er. Based on Wiktionary, CC BY-SA 4.0.