Etymology — The origins of English words

From a Middle English diminutive form of Peter, from Old French Perrot.

From Latin percipiēns, present participle of percipiō (“to perceive”).

From penta- + (itera)tion. The word was coined by the English mathematician Reuben Goodstein (1912–1985).

From Latin phrenītis, from Ancient Greek φρενῖτις (phrenîtis), from φρήν (phrḗn, “mind”).

From Middle English pyntel, from Old English pintel (“penis”), from Proto-West Germanic *pint(i), from Proto-Germanic *pint- (“protrusion”), from Proto-Indo-European *bend- (“peg, tip, protruding point, edge”), equivalent to pin + -le. Cognate with North Frisian pint (“male member, penis”), West Frisian pyt (“male member, penis”), Dutch piet (“penis”), German Low German and German Pint (“penis”), West Flemish pint, piet (“tip, spike, penis”), Danish pint, pintel (“penis”), Norwegian dialectal pintol (“penis”), dialectal Swedish pitt (“penis”). More at pin, pen.

From French pirogue, in turn from Spanish piragua, from Kari'na piraua. Doublet of periagua.

From Dutch Low Saxon pesel or West Flemish pezel, diminutive of Middle Dutch pese (“a sinew, tendon, string, pizzle”), from Old Dutch *pisa (“sinew, string, fibre”), possibly ultimately related to vezel (“fiber”), from Proto-West Germanic *fas-il-, from Proto-Indo-European *pē̆s- (“to blow”) (see Old High German faso (“fiber”)); in which case this alternation *pes- / *fes- may indicate a repeated borrowing from a (non-Indo-European?) substrate language. Cognate with Dutch pees, Middle Low German pese (“tendon, bowstring”), Dutch pees (“sinew, tendon”), German Low German Peserick, Pesel (“pizzle”), dialectal German Pisel (“penis”).

From primate + -ial.

From plural + -ity, from Middle English pluralite, from Old French pluralité (“multitude, state of being plural”), from Latin plūrālitās.

Borrowed from Latin pollex.

From prate + -er.

Variant of Parkin.

From phantasm + -ic.

Either blend of post + sequel or from post- (“after”) + quel, by synonym with sequel.

From papyro- (“papyrus, paper”) + -cracy (“rule by”).

From play + day.

From Penelope + -ize, from the account in Homer's Odyssey of Penelope, who stalled her many suitors while she wove a shroud which she unraveled nightly to prolong the process.

From a Middle English diminutive form of Peter, from Old French.

From prefer + -er.

From Middle English preferment, preferrement, prefferment; equivalent to prefer + -ment.

From Latin pascha (“Passover”), from Ancient Greek πάσχα (páskha, “Passover”), from Aramaic פַּסְחָא (paskha), from Hebrew פֶּסַח (pésakh). Doublet of Pasch, paska, paskha, and Pesach.

From Latin pācātus, perfect passive participle of pācō (“to make peaceful, pacify”), from pāx (“peace”).

From para- + clinical.

From Ancient Greek περί (perí, “around”) + ὀδούς (odoús, “a tooth”).