Word.ws English Dictionary

13-Letter Words

There are 2,760 thirteen-letter words on Word.ws, from aboriginality to zoogeographic, each with a short meaning. The most common are international, understanding, investigation, environmental and communication.

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

13-letter words by first letter

  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
  7. G
  8. H
  9. I
  10. J
  11. K
  12. L
  13. M
  14. N
  15. O
  16. P
  17. Q
  18. R
  19. S
  20. T
  21. U
  22. V
  23. W
  24. X
  25. Y
  26. Z

The 100 most common 13-letter words

  • accommodation22n. Lodging in a dwelling or similar living quarters afforded to travellers...
  • acknowledging25adj. That acknowledges, in various sense; (especially) that notices or...
  • administrator16n. One who administers affairs; one who directs, manages, executes, or...
  • alternatively19adv. In an alternative way.
  • appropriately22adv. In an appropriate manner; properly; suitably.
  • approximately29adv. Imprecise but close to in quantity or amount.
  • architectural20adj. Pertaining to architecture.
  • assassination13n. The murder of a person, especially for political reasons or for...
  • authoritarian16adj. Of, or relating to, or exhibiting strict obedience to an authority...
  • authorization25n. An act of authorizing.
  • autobiography24n. A self-written biography; the story of one's own life.
  • automatically20adv. In an automatic manner.
  • certification20n. The act of certifying.
  • collaboration17n. The act of collaborating.
  • collaborative20adj. Of, relating to, or done by collaboration.
  • communicating22adj. Allowing people to pass directly between two rooms.
  • communication21n. The act or fact of communicating anything; transmission.
  • compatibility24n. The state of being compatible; in which two or more things are able to...
  • complementary24adj. Acting as a complement; making up a whole with something else.
  • comprehension22n. A thorough understanding.
  • comprehensive25adj. Broadly or completely covering; including a large proportion of...
  • computational19adj. Of or relating to computation.
  • concentration17n. The act, process or ability of concentrating; the process of becoming...
  • configuration19n. The form of a thing, as depending on the relative placement of the...
  • confrontation18n. The act of confronting or challenging another, especially face to face.
  • congressional16adj. Of or relating to a congress.
  • consciousness17n. The state of being conscious or aware; awareness.
  • consideration16n. The thought process of considering, of taking multiple or specified...
  • consolidation16n. The act or process of consolidating, making firm, or uniting; the state...
  • contamination17n. The act or process of contaminating.
  • controversial18adj. Arousing or likely to arouse controversy.
  • correspondent18adj. Corresponding; suitable; adapted; congruous.
  • corresponding19n. A correspondence; the situation where things correspond or match.
  • demonstration16n. The act of demonstrating; showing or explaining something.
  • determination16n. The act, process, or result of any accurate measurement, as of length...
  • developmental21adj. Related to development.
  • differentiate20v. To modify so as to create a difference or distinction.
  • disappearance20n. The action of disappearing or vanishing.
  • disappointing19adj. Causing disappointment.
  • disrespectful21adj. Lacking respect.
  • distinguished19adj. Celebrated, well-known or eminent because of achievements or rank...
  • documentation18n. A documentary.
  • effectiveness24n. The property of being effective, of achieving results.
  • embarrassment19n. A state of discomfort arising from bashfulness or consciousness of...
  • encouragement18n. The act of encouraging.
  • enlightenment19n. An act of enlightening, or the state of being enlightened or instructed.
  • entertainment15n. An activity designed to give pleasure, enjoyment, diversion, amusement...
  • environmental18adj. Pertaining to the environment.
  • establishment20n. The act or process of establishing; a ratifying or ordaining...
  • exceptionally27adv. To an unusual, remarkable or exceptional degree.
  • extraordinary24adj. Out of the ordinary; exceptional; unusual.
  • functionality21n. The ability to do a task, performance, or execution; a set of functions...
  • fundamentally22adv. In a fundamental or basic sense; reaching the very core of the matter.
  • granddaughter20n. The daughter of someone's child.
  • heartbreaking23adj. That causes great grief, anguish or distress.
  • homosexuality28n. The state of being sexually and romantically attracted primarily or...
  • inappropriate19adj. Not appropriate; not suitable for the situation, time, or place.
  • inconvenience20n. The quality of being inconvenient.
  • independently20adv. In an independent manner.
  • inspirational15adj. Having the ability to inspire.
  • institutional13adj. Of, pertaining to, characteristic of, or organized along the lines of...
  • intentionally16adv. In an intentional manner; on purpose.
  • interestingly17adv. In an interesting way.
  • international13adj. Between or among nations.
  • interrogation14n. The act of interrogating or questioning; an examination by questions...
  • investigation17n. The act of investigating; the process of inquiring into or following...
  • investigative20adj. Of or pertaining to investigation or an investigation.
  • irresponsible17adj. Lacking a sense of responsibility; performed or acting as though...
  • justification25n. A reason, explanation, or excuse which someone believes provides...
  • manufacturing21n. The transformation of raw materials into finished products, usually on...
  • misunderstood17adj. Not comprehended correctly.
  • multinational15adj. Of, or involving more than two nations (externally between countries or...
  • neighbourhood23n. British standard spelling of neighborhood.
  • parliamentary20adj. Of, relating to, or enacted by a parliament.
  • participation19n. The act of participating, of taking part in something.
  • philosophical25adj. Of, or pertaining to, philosophy.
  • precipitation19n. Any or all of the forms of water particles, whether liquid or solid...
  • predominantly21adv. In a predominant manner. Most commonly or frequently by a large margin.
  • proliferation18n. The process by which an organism produces others of its kind; breeding...
  • psychological26adj. Of or pertaining to psychology.
  • qualification27n. The act or process of qualifying for a position, achievement etc.
  • restructuring16n. A reorganization; an alteration of structure.
  • revolutionary19adj. Of or pertaining to a revolution in government; tending to, or...
  • significantly22adv. In a significant manner or to a significant extent.
  • sophisticated21adj. Of a person: having obtained worldly experience, and lacking naiveté...
  • specification22n. An explicit set of requirements to be satisfied by a material, product...
  • statistically18adv. In a statistical way.
  • strengthening18n. An act or process by which something is strengthened.
  • substantially18adv. In a strong or substantial manner; considerably.
  • technological21adj. Of, relating to, or involving technology, especially modern scientific...
  • theoretically21adv. In theory; on paper.
  • traditionally17adv. In a traditional manner.
  • uncomfortable22adj. Not comfortable; causing discomfort.
  • underestimate16v. To estimate too low; to perceive (someone or something) as having a...
  • undergraduate16n. A student at a university who has not yet received a degree.
  • understanding16n. The act of one that understands or comprehends; the mental process of...
  • unfortunately19adv. Happening through bad luck, or because of some unfortunate event.
  • unprecedented19adj. Never before seen, done, or experienced; without precedent.
  • unpredictable20adj. Unable to be predicted.
  • vulnerability21n. The state of being vulnerable; susceptibility to attack or injury...

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: “13-Letter Words: 2,760 Words A to Z.” Word.ws, https://word.ws/words/13-letter/. Based on Wiktionary, CC BY-SA 4.0.