281 Words Starting With IR
The prefix IR appears in 281 words, from 3-letter words up to 15 letters. The biggest cluster is 11-letter words with 46 entries. Average word length: 10.1 letters.
I-words lean heavily academic and Latinate: illustrate, implement, investigate. The prefixes in-, im-, and inter- together account for thousands of entries.
Highest-scoring Scrabble plays that start with IR: IRREPROACHABLY (26 pts), IRREFORMABILITY (25 pts), IRREFLEXIVE (24 pts), IRREFRAGABILITY (24 pts), IRREMOVABILITY (24 pts). The shortest is IRE (3 letters) and the longest is IRASCIBLENESSES (15 letters). For more high-value patterns, try words ending in TION.
Notable words: IRED — to anger [v].; IRADE — (historical) a written decree of the Sultan of Turkey [n].; IRADES — (historical) a written decree of the Sultan of Turkey [n].; IRACUND — easily angered [adj]. Browse words starting with PERSON for another common pattern.
FAQ
What is the highest-scoring Scrabble word that starts with IR?
IRREPROACHABLY scores 26 points. Runner-up: IRREFORMABILITY at 25 points. See words ending in MIL for more high-value options.
How many words start with IR?
Our dictionary has 281 words that start with IR. They range from 3 to 15 letters, with 11-letter words being the most common (46).
What is the shortest word that starts with IR?
IRE at just 3 letters. It means: to anger [v].
Three-Letter Words (2)
IREIRK
Four-Letter Words (6)
IREDIRESIRIDIRISIRKSIRON
Five-Letter Words (9)
IRADEIRATEIRIDSIRINGIRKEDIROKOIRONEIRONSIRONY
Six-Letter Words (18)
IRADESIRATERIREFULIRENICIRIDESIRIDICIRISEDIRISESIRITICIRITISIRKINGIROKOSIRONEDIRONERIRONESIRONICIRREALIRRUPT
Seven-Letter Words (16)
IRACUNDIRATELYIRATESTIRELESSIRENICSIRIDIUMIRISINGIRKSOMEIRONERSIRONIESIRONINGIRONISTIRONIZEIRONMANIRONMENIRRUPTS
Eight-Letter Words (22)
IREFULLYIRENICALIRIDIUMSIRITISESIRONBARKIRONCLADIRONICALIRONINGSIRONISTSIRONIZEDIRONIZESIRONLIKEIRONNESSIRONSIDEIRONWAREIRONWEEDIRONWOODIRONWORKIRRIGATEIRRITANTIRRITATEIRRUPTED
Nine-Letter Words (40)
IRASCIBLEIRASCIBLYIRATENESSIRIDOLOGYIRKSOMELYIRONBARKSIRONBOUNDIRONCLADSIRONIZINGIRONSIDESIRONSMITHIRONSTONEIRONWARESIRONWEEDSIRONWOMANIRONWOMENIRONWOODSIRONWORKSIRRADIANTIRRADIATEIRREALITYIRREDENTAIRREGULARIRRIDENTAIRRIGABLEIRRIGABLYIRRIGATEDIRRIGATESIRRIGATORIRRIGUOUSIRRITABLEIRRITABLYIRRITANCYIRRITANTSIRRITATEDIRRITATESIRRITATORIRRUPTINGIRRUPTIONIRRUPTIVE
Ten-Letter Words (34)
IRENICALLYIRIDESCENTIRIDOSMINEIRONFISTEDIRONHANDEDIRONICALLYIRONMASTERIRONMONGERIRONNESSESIRONSMITHSIRONSTONESIRONWORKERIRRADIANCEIRRADIATEDIRRADIATESIRRADIATORIRRATIONALIRREDENTASIRREGULARSIRRELATIVEIRRELEVANTIRRELIGIONIRREMEABLEIRRESOLUTEIRREVERENTIRRIDENTASIRRIGATINGIRRIGATIONIRRIGATORSIRRITATINGIRRITATIONIRRITATIVEIRRITATORSIRRUPTIONS
Eleven-Letter Words (46)
IRATENESSESIRIDESCENCEIRIDOLOGIESIRIDOLOGISTIRIDOSMINESIRKSOMENESSIRONHEARTEDIRONMASTERSIRONMONGERSIRONMONGERYIRONWORKERSIRRADIANCESIRRADIATINGIRRADIATIONIRRADIATIVEIRRADIATORSIRRADICABLEIRRADICABLYIRRATIONALSIRREALITIESIRRECUSABLEIRRECUSABLYIRREDENTISMIRREDENTISTIRREDUCIBLEIRREDUCIBLYIRREFLEXIVEIRREFUTABLEIRREFUTABLYIRREGULARLYIRRELEVANCEIRRELEVANCYIRRELIGIONSIRRELIGIOUSIRREMOVABLEIRREMOVABLYIRREPARABLEIRREPARABLYIRRESOLUBLEIRREVERENCEIRREVOCABLEIRREVOCABLYIRRIGATIONSIRRITANCIESIRRITATIONSIRRUPTIVELY
Twelve-Letter Words (35)
IRASCIBILITYIRIDESCENCESIRIDESCENTLYIRIDOLOGISTSIRONICALNESSIRRADIATIONSIRRATIONALLYIRREDEEMABLEIRREDEEMABLYIRREDENTISMSIRREDENTISTSIRREFORMABLEIRREFRAGABLEIRREFRAGABLYIRREGARDLESSIRREGULARITYIRRELATIVELYIRRELEVANCESIRRELEVANTLYIRREMEDIABLEIRREMEDIABLYIRREPEALABLEIRRESISTIBLEIRRESISTIBLYIRRESOLUTELYIRRESOLUTIONIRRESOLVABLEIRRESPONSIVEIRREVERENCESIRREVERENTLYIRREVERSIBLEIRREVERSIBLYIRRITABILITYIRRITATINGLYIRROTATIONAL
Thirteen-Letter Words (23)
IRASCIBLENESSIRKSOMENESSESIRONMONGERIESIRRATIONALISMIRRATIONALISTIRRATIONALITYIRRECLAIMABLEIRRECLAIMABLYIRRECOVERABLEIRRECOVERABLYIRRELEVANCIESIRRELIGIONISTIRRELIGIOUSLYIRREPLACEABLEIRREPLACEABLYIRREPRESSIBLEIRREPRESSIBLYIRRESOLUTIONSIRRESPONSIBLEIRRESPONSIBLYIRRETRIEVABLEIRRETRIEVABLYIRRITABLENESS
Fourteen-Letter Words (18)
IRASCIBILITIESIRONICALNESSESIRRATIONALISMSIRRATIONALISTSIRRECONCILABLEIRRECONCILABLYIRREDUCIBILITYIRREFUTABILITYIRREGULARITIESIRRELIGIONISTSIRREMOVABILITYIRREPROACHABLEIRREPROACHABLYIRREPRODUCIBLEIRRESOLUTENESSIRRESPONSIBLESIRREVOCABILITYIRRITABILITIES
Fifteen-Letter Words (12)
IRASCIBLENESSESIRRATIONALISTICIRRATIONALITIESIRRECONCILABLESIRREFORMABILITYIRREFRAGABILITYIRREPARABLENESSIRREPEALABILITYIRRESISTIBILITYIRREVERSIBILITYIRREVOCABLENESSIRRITABLENESSES