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
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.
