Words That Start with DEF

Browse 219 playable English words starting with the prefix DEF, including Defense, Define, Defeat, Defend, Definition, Deficit and Default. Validated for Scrabble, Wordle, crosswords, and daily writing, each entry includes letter counts and definitions below.

Playing a word game? Score tiles & test blanks
Word Finder
Refine list...
JUMP:
Sort:
Group:
Case:
View:
JUMP TO:
Select any word to view available definitions & photosSelect any word for details
Starts with DEF
1 words
def
Starts with DEFA18 words
default
defamation
defamatory
deface
defame
defacement
defaulter
defamer
defacer
defang
defamiliarize
defalcation
defalcator
defaceable
defalcate
defat
defamatorily
defacingly
Starts with DEFE24 words
defense
defeat
defend
defensive
defect
defendant
defender
deferred
defer
defective
defenseless
deference
defensively
defection
deferral
defensible
defenseman
defensiveness
defector
deferential
deferment
defecate
defendable
defecation
Starts with DEFF1 words
deffo
Starts with DEFI24 words
definitely
define
definition
deficit
definite
definitive
deficiency
defiance
defining
defiant
defiantly
deficient
definitively
defile
defibrillator
definitional
definable
defilement
definiteness
definer
defibrillate
defibrillation
definitionally
defier
Starts with DEFL24 words
deflation
deflate
deflect
deflated
deflection
deflector
deflationary
deflower
deflator
defloration
deflagration
deflective
deflectable
deflectional
deflea
deflesh
deflagrate
deflationist
deflowerer
deflexed
deflex
defluxion
deflocculation
deflorate
Starts with DEFO24 words
deformity
deformed
deforestation
deformation
deform
defog
defoliant
defoliation
deforest
deformable
defogger
defocus
deformability
defoliate
defoamer
defoam
deforester
defoliator
deformational
deforce
deformalize
deformer
deformative
deformedly
Starts with DEFR19 words
defrost
defraud
defray
defroster
defragment
defrag
defriend
defrock
defragmenter
defragmentation
defreeze
defrauder
defrayal
defrayment
defragger
defraudment
defrayer
defrayable
defraudation
Starts with DEFT4 words
deftly
deft
deftness
defterdar
Starts with DEFU9 words
defund
defuse
defunct
defuser
defuel
defunctionalization
defunctness
defunctive
defunction
Starts with DEFY1 words
defy
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.