List of 14-letter words containing FF

AFFECTATIONIST AFFECTIONATELY AFFECTLESSNESS AFFINITATIVELY AFFLICTIONLESS AFFRONTINGNESS AFFRONTIVENESS ANTISUFFRAGIST BUFFOONISHNESS BUMBAILIFFSHIP DAFFADOWNDILLY DAFFODOWNDILLY DAFFYDOWNDILLY DECAFFEINATING DEHYDROFFROZEN DIFFEOMORPHISM DIFFERENCINGLY DIFFERENTIABLE DIFFERENTIALLY DIFFERENTIATED DIFFERENTIATES DIFFERENTIATOR DIFFRACTOMETER DIFFUSIBLENESS DISAFFECTATION DISAFFILIATING DISAFFILIATION DISAFFIRMATION DISAFFIRMATIVE EFFEMINATENESS EFFEMINISATION EFFEMINIZATION EFFERVESCENTLY EFFERVESCINGLY EFFLUVIOGRAPHY EFFORTLESSNESS ETHOXYCAFFEINE INDIFFERENCIES INDIFFERENTIAL INDIFFERENTISM INDIFFERENTIST INEFFECTUALITY INEFFERVESCENT INEFFICIENCIES INSUFFICIENTLY INTERAFFILIATE INTERDIFFUSING INTERDIFFUSION INTERDIFFUSIVE MEYERHOFFERITE MOLENGRAAFFITE NONAFFECTATION NONAFFECTINGLY NONAFFILIATING NONAFFILIATION NONAFFILLIATED NONAFFIRMATION NONDIFFIDENTLY NONDIFFRACTIVE NONEFFICACIOUS NONEFFICIENTLY NONOFFENSIVELY OMNISUFFICIENT OVERAFFLICTION OVEREFFUSIVELY OVERSUFFICIENT PREAFFILIATING PREAFFILIATION PREAFFIRMATION PREAFFIRMATIVE PREEFFECTIVELY PREEFFECTUALLY PREOFFENSIVELY PRESUFFICIENCY PSEUDOOFFICIAL RAFFLESIACEOUS REAFFIRMATIONS SEMIDIFFERENCE SEMIOFFICIALLY SHOWOFFISHNESS SUBEFFECTIVELY SUFFERABLENESS SUFFICIENTNESS SUFFLAMINATION SUFFRUTICULOSE SUPERAFFIUENCE SUPERAFFLUENCE SUPERDIFFICULT SUPEREFFECTIVE SUPEREFFLUENCE SUPEROFFENSIVE SUPEROFFICIOUS TRAFFICABILITY ULTRAOFFICIOUS UNAFFECTEDNESS UNAFFECTIONATE UNAFFRANCHISED UNAFFRIGHTEDLY UNDEROFFICERED UNDEROFFICIALS UNDERSHERIFFRY UNDIFFERENTIAL UNEFFEMINATELY UNEFFERVESCENT UNEFFUSIVENESS UNINDIFFERENCE UNINDIFFERENCY UNOFFICIALNESS UNSUFFICIENTLY UNTRAFFICKABLE