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List of 12-letter words containing

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There are 15 twelve-letter words containing E, F, I, N, 2O and P

FETOPROTEINSfetoproteins n. Plural of fetoprotein.
FETOPROTEIN n. any of several fetal antigens present in the adult in some abnormal conditions.
FIREPROOFINGfireproofing v. Present participle of fireproof.
fireproofing n. The process of making something resistant to fire.
fireproofing n. A fire-resistant coating or substance.
FLAVOPROTEINflavoprotein n. (Biochemistry) any of a group of enzymes, containing flavin, that act as dehydrogenases.
FLAVOPROTEIN n. a protein which serves as an electron carrier in the electron transfer chain.
FOREPOINTINGforepointing v. Present participle of forepoint.
FOREPOINT v. to foreshadow.
MONOSPECIFICmonospecific adj. (Taxonomy, Of a genus) containing only one known species.
monospecific adj. (Microbiology, Of a group of antibodies) with affinity for the same antigen.
MONOSPECIFIC adj. specific for a single antigen or receptor site on an antigen.
PERFOLIATIONPERFOLIATION n. the state of being perfoliate.
PERFORATIONSperforations n. Plural of perforation.
PERFORATION n. the act of perforating.
PHONOFIDDLESphonofiddles n. Plural of phonofiddle.
PHONOFIDDLE n. a one-stringed musical instrument which emits sounds through a metal amplifying horn.
PREFLORATIONprefloration n. (Botany) The arrangement (vernation) of floral parts in a bud.
PREFLORATION n. the manner in which the petals and sepals are folded in the flower-bud.
PREFOLIATIONprefoliation n. (Botany) Vernation (arrangement within a bud) of leaves.
PREFOLIATION n. the manner in which the leaf is folded within the leaf bud, vernation.
PREFORMATIONpreformation n. Prior formation.
preformation n. (Biology, historical) The theory that organisms are fully developed in the form of an egg or seed, and…
PREFORMATION n. previous formation.
PROFESSIONALprofessional n. A person who belongs to a profession.
professional n. A person who earns their living from a specified activity.
professional n. (Euphemistic) A prostitute.
PROOFREADINGproofreading v. Present participle of proofread.
proofreading n. The act or process by which a document is proofread.
proof-reading v. Present participle of proof-read.
PUFTALOONIESPUFTALOONIES n. (Australian) a type of fried cake, eaten hot with jam, honey or sugar, also PUFFTALOONAS, PUFTALOON.
TOPLOFTINESStoploftiness n. The quality of being toplofty.
TOPLOFTINESS n. the state of being toplofty, high and mighty.

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 WikWik.org and 1Word.ws.

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