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List of 13-letter words containing

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There are 18 thirteen-letter words containing 3I, O, P, S and U

AILUROPHILIASAILUROPHILIA n. the love of cats, also AILOUROPHILIA.
CONSPICUITIESconspicuities n. Plural of conspicuity.
CONSPICUITY n. the state of being conspicuous.
IMPECUNIOSITYimpecuniosity n. The state of being impecunious; impecuniousness.
IMPECUNIOSITY n. poverty.
IMPETUOSITIESimpetuosities n. Plural of impetuosity.
IMPETUOSITY n. the state of being impetuous.
IMPORTUNITIESimportunities n. Plural of importunity.
IMPORTUNITY n. the state of being importunate.
PERQUISITIONSperquisitions n. Plural of perquisition.
PERQUISITION n. a diligent inquiry.
PICTURISATIONpicturisation n. Alternative form of picturization.
PICTURISATION n. the act of picturising, also PICTURIZATION.
POSTLIMINIOUSpostliminious adj. Contrived, done, or existing afterwards.
POSTLIMINIOUS adj. being by way of a supplement or appendix, also POSTLIMINOUS.
PROMISCUITIESpromiscuities n. Plural of promiscuity.
PROMISCUITY n. miscellaneous mingling or selection of persons or things.
PROPINQUITIESpropinquities n. Plural of propinquity.
PROPINQUITY n. nearness in space, time or relationship.
PROPITIATIOUSPROPITIATIOUS adj. serving to propitiate, also PROPITIATIVE, PROPITIATORY.
PURIFICATIONSpurifications n. Plural of purification.
PURIFICATION n. the act or an instance of purifying or of being purified.
QUASIPERIODICquasiperiodic adj. Almost periodic; recurring at irregular intervals.
quasiperiodic adj. (Mathematics, of a function) Such that an increment of a variable leads to a multiplication by some function.
quasiperiodic adj. (Physics, of an oscillation) Having two unrelated periods.
SUBOPTIMISINGSUBOPTIMISE v. to optimize to an inferior degree, also SUBOPTIMIZE.
SUBOPTIMIZINGsuboptimizing v. Present participle of suboptimize.
SUBOPTIMIZE v. to optimize to an inferior degree, also SUBOPTIMISE.
SUPERIORITIESsuperiorities n. Plural of superiority.
SUPERIORITY n. the state of being superior.
TRIPUDIATIONStripudiations n. Plural of tripudiation.
TRIPUDIATION n. dancing for joy.
UNIPOLARITIESUNIPOLARITY n. the state of being unipolar.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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