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There are 39 eighteen-letter words containing IRS

airspeed␣indicatorsAmerican␣ShorthairsAsian␣Semi-longhairsbreadth-first␣searchcalibrated␣airspeedcasts␣the␣first␣stoneconfessional␣chairsdepth-first␣searchesdouble␣first␣cousinsequivalent␣airspeedEuropean␣Shorthairsfirst␣catch␣your␣harefirst-class␣citizensfirst-class␣entitiesfirst-degree␣murdersfirst␣freedom␣rightsfirst␣in,␣best␣dressedFirst␣Law␣of␣Roboticsfirst␣order␣of␣the␣dayfirst-order␣spectrumfirst-person␣pluralsfirst-person␣shooterfirst␣point␣of␣Cancerfirst␣world␣problems First␣World␣problemsgetting␣to␣first␣baseglottalic␣airstreamheirs␣and␣successorsindicated␣airspeedsin␣the␣first␣instanceOriental␣Shorthairsprivates␣first␣classproverbs␣run␣in␣pairsSaffir-Simpson␣scalesergeant␣first␣classset␣up␣someone's␣birsesoda␣fountain␣chairsstatement␣of␣affairsupstairs-downstairs

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 28 words
  • Spanish Wiktionary: 2 words
  • Italian Wiktionary: no word
  • German Wiktionary: 6 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: no word

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