There are 602 words containing A, 2F and N, https://www.bestwordlist.com/c/a/4/wordswithaffn.htm
AFFEARING AFFECTATION AFFECTATIONS AFFECTEDNESS AFFECTEDNESSES
AFFECTING AFFECTINGLY AFFECTION AFFECTIONAL AFFECTIONALLY AFFECTIONATE
AFFECTIONATELY AFFECTIONED AFFECTIONING AFFECTIONLESS AFFECTIONS
AFFECTIVENESS AFFECTIVENESSES AFFECTLESSNESS AFFEERING AFFEERMENT
AFFEERMENTS AFFENPINSCHER AFFENPINSCHERS AFFERENT AFFERENTLY
AFFERENTS AFFIANCE AFFIANCED AFFIANCES AFFIANCING AFFIANT AFFIANTS
AFFICIONADO AFFICIONADOS AFFILIATING AFFILIATION AFFILIATIONS
AFFINAL AFFINE AFFINED AFFINELY AFFINES AFFINITIES AFFINITIVE
AFFINITY AFFIRMANCE AFFIRMANCES AFFIRMANT AFFIRMANTS AFFIRMATION
AFFIRMATIONS AFFIRMING AFFIRMINGLY AFFIXATION AFFIXATIONS AFFIXING
AFFIXMENT AFFIXMENTS AFFLATION AFFLATIONS AFFLICTING AFFLICTINGS
AFFLICTION AFFLICTIONS AFFLUENCE AFFLUENCES AFFLUENCIES AFFLUENCY
AFFLUENT AFFLUENTIAL AFFLUENTIALS AFFLUENTLY AFFLUENTNESS AFFLUENTNESSES
AFFLUENTS AFFLUENZA AFFLUENZAS AFFLUXION AFFLUXIONS AFFOORDING
AFFORCEMENT AFFORCEMENTS AFFORCING AFFORDING AFFORESTATION AFFORESTATIONS
AFFORESTING AFFRANCHISE AFFRANCHISED AFFRANCHISEMENT AFFRANCHISES
AFFRANCHISING AFFRAPPING AFFRAYING AFFREIGHTMENT AFFREIGHTMENTS
AFFRENDED AFFRICATING AFFRICATION AFFRICATIONS AFFRIGHTEN AFFRIGHTENED
AFFRIGHTENING AFFRIGHTENS AFFRIGHTING AFFRIGHTMENT AFFRIGHTMENTS
AFFRONT AFFRONTE AFFRONTED AFFRONTEE AFFRONTING AFFRONTINGLY
AFFRONTINGS AFFRONTIVE AFFRONTS AFFUSION AFFUSIONS AFFYING ANTIDANDRUFF
BAFFING BAFFLEMENT BAFFLEMENTS BAFFLING BAFFLINGLY BANOFFEE BANOFFEES
BANOFFI BANOFFIS BEFFANA BEFFANAS BLAFFING BOUFFANT BOUFFANTS
BUFFALOING CAFFEIN CAFFEINATE CAFFEINATED CAFFEINATES CAFFEINATING
CAFFEINE CAFFEINES CAFFEINIC CAFFEINISM CAFFEINISMS CAFFEINS
CANDLESNUFFER CANDLESNUFFERS CARFUFFLING CHAFFERING CHAFFINCH
CHAFFINCHES CHAFFING CHAFFINGLY CHAFFINGS CHAFFRON CHAFFRONS
CHAUFFEURING CHAUFFEUSING CHAUFFING CHIFFONADE CHIFFONADES CHROMAFFIN
CHROMAFFINS CLIFFHANG CLIFFHANGER CLIFFHANGERS CLIFFHANGING CLIFFHANGINGS
CLIFFHANGS COPLAINTIFF COPLAINTIFFS CYCLOPARAFFIN CYCLOPARAFFINS
DAFFADOWNDILLY DAFFINESS DAFFINESSES DAFFING DAFFINGS DANDRIFF
DANDRIFFS DANDRUFF DANDRUFFIER DANDRUFFIEST DANDRUFFS DANDRUFFY
DECAFFEINATE DECAFFEINATED DECAFFEINATES DECAFFEINATING DEDIFFERENTIATE
DEXFENFLURAMINE DIEFFENBACHIA DIEFFENBACHIAS DIFFARREATION DIFFARREATIONS
DIFFERENTIA DIFFERENTIABLE DIFFERENTIAE DIFFERENTIAL DIFFERENTIALLY
DIFFERENTIALS DIFFERENTIATE DIFFERENTIATED DIFFERENTIATES DIFFERENTIATING
DIFFERENTIATION DIFFERENTIATOR DIFFERENTIATORS DIFFRACTING DIFFRACTION
DIFFRACTIONS DIFFRACTIVENESS DIFFRANGIBILITY DIFFRANGIBLE DIFFUSIONAL
DISAFFECTEDNESS DISAFFECTING DISAFFECTION DISAFFECTIONATE DISAFFECTIONS
DISAFFILIATING DISAFFILIATION DISAFFILIATIONS DISAFFIRMANCE DISAFFIRMANCES
DISAFFIRMATION DISAFFIRMATIONS DISAFFIRMING DISAFFORESTING DISAFFORESTMENT
EFFACEMENT EFFACEMENTS EFFACING EFFECTUALNESS EFFECTUALNESSES
EFFECTUATING EFFECTUATION EFFECTUATIONS EFFEMINACIES EFFEMINACY
EFFEMINATE EFFEMINATED EFFEMINATELY EFFEMINATENESS EFFEMINATES
EFFEMINATING EFFICACIOUSNESS EFFIGURATION EFFIGURATIONS EFFLEURAGING
ENGRAFF ENGRAFFED ENGRAFFING ENGRAFFS EXSUFFLATING EXSUFFLATION
EXSUFFLATIONS FACELIFTING FAFFING FAITHFULNESS FAITHFULNESSES
FALCONIFORM FALSIFICATION FALSIFICATIONS FALSIFYING FANCIFIED
FANCIFIES FANCIFUL FANCIFULLY FANCIFULNESS FANCIFULNESSES FANCIFY
FANCIFYING FANFARADE FANFARADES FANFARE FANFARED FANFARES FANFARING
FANFARON FANFARONA FANFARONADE FANFARONADED FANFARONADES FANFARONADING
FANFARONAS FANFARONS FANFIC FANFICS FANFOLD FANFOLDED FANFOLDING
FANFOLDS FARCIFYING FARFETCHEDNESS FATEFULNESS FATEFULNESSES
FAULTFINDER FAULTFINDERS FAULTFINDING FAULTFINDINGS FEARFULNESS
FEARFULNESSES FEBRIFACIENT FEBRIFACIENTS FENFLURAMINE FENFLURAMINES
FIREFANG FIREFANGED FIREFANGING FIREFANGS FLAFFERING FLAFFING
FLAMEPROOFING FLATFOOTING FLIMFLAMMING FOOTFAULTING FORAMINIFER
FORAMINIFERA FORAMINIFERAL FORAMINIFERAN FORAMINIFERANS FORAMINIFEROUS
FORAMINIFERS FORFAIRING FORFAIRN FORFAITING FORFAITINGS FORTIFICATION
FORTIFICATIONS FRANKFORT FRANKFORTS FRANKFURT FRANKFURTER FRANKFURTERS
FRANKFURTS FRENCHIFICATION FRUCTIFICATION FRUCTIFICATIONS FUNFAIR
FUNFAIRS FURFURAN FURFURANS GAFFING GAFFINGS GAUFFERING GAUFFERINGS
GIRAFFINE GRAFFING GRAFFITIING GRAFFITING GUFFAWING HAFFLIN HAFFLINS
HANDCUFF HANDCUFFED HANDCUFFING HANDCUFFS HANDICUFFS HANDOFF
HANDOFFS HANDSTAFF HANDSTAFFS HASENPFEFFER HASENPFEFFERS HUMGRUFFIAN
HUMGRUFFIANS INEFFABILITIES INEFFABILITY INEFFABLE INEFFABLENESS
INEFFABLENESSES INEFFABLY INEFFACEABILITY INEFFACEABLE INEFFACEABLY
INEFFECTUAL INEFFECTUALITY INEFFECTUALLY INEFFECTUALNESS INEFFICACIES
INEFFICACIOUS INEFFICACIOUSLY INEFFICACITIES INEFFICACITY INEFFICACY
INFANGTHIEF INFANGTHIEFS INFRASPECIFIC INSUFFERABLE INSUFFERABLY
INSUFFLATE INSUFFLATED INSUFFLATES INSUFFLATING INSUFFLATION
INSUFFLATIONS INSUFFLATOR INSUFFLATORS INTERTRAFFIC INTERTRAFFICS
MAFFICKING MAFFICKINGS MAFFLIN MAFFLING MAFFLINGS MAFFLINS NAFF
NAFFED NAFFER NAFFEST NAFFING NAFFLY NAFFNESS NAFFNESSES NAFFS
NEAFFE NEAFFES NIFFNAFF NIFFNAFFED NIFFNAFFING NIFFNAFFS NITROPARAFFIN
NITROPARAFFINS NONAFFILIATED NONAFFLUENT NONFORFEITABLE NONOFFICIAL
NONOFFICIALS NONTARIFF NONTARIFFS NYAFF NYAFFED NYAFFING NYAFFS
OFFHAND OFFHANDED OFFHANDEDLY OFFHANDEDNESS OFFHANDEDNESSES OFFICIANT
OFFICIANTS OFFICIATING OFFICIATION OFFICIATIONS OFFICINAL OFFICINALLY
OFFICINALS OFFLOADING OFFSADDLING OFFSEASON OFFSEASONS OUTFANGTHIEF
OVERSTAFFING OVERSTAFFINGS PANTOFFLE PANTOFFLES PARAFFIN PARAFFINE
PARAFFINED PARAFFINES PARAFFINIC PARAFFINIER PARAFFINIEST PARAFFINING
PARAFFINOID PARAFFINS PARAFFINY PIAFFING PLAINTIFF PLAINTIFFS
PUFFTALOONAS QUAFFING RAFFINATE RAFFINATES RAFFINOSE RAFFINOSES
RAFFISHNESS RAFFISHNESSES RAFFLING RAGAMUFFIN RAGAMUFFINS RAGGAMUFFIN
RAGGAMUFFINS REAFFIRMATION REAFFIRMATIONS REAFFIRMING REAFFIXING
REAFFORESTATION REAFFORESTING REFORTIFICATION RESTAFFING RUFFIAN
RUFFIANED RUFFIANING RUFFIANISH RUFFIANISM RUFFIANISMS RUFFIANLY
RUFFIANS SAFFIAN SAFFIANS SAFFRON SAFFRONED SAFFRONIER SAFFRONIEST
SAFFRONS SAFFRONY SCAFFING SCAFFOLDING SCAFFOLDINGS SCLAFFING
SHANDYGAFF SHANDYGAFFS SNAFFLE SNAFFLED SNAFFLES SNAFFLING SNIFFABLE
SPIFFLICATING SPIFFLICATION SPIFFLICATIONS STAFFING STAFFINGS
STAFFMAN STAFFMEN STANDOFF STANDOFFISH STANDOFFISHLY STANDOFFISHNESS
STANDOFFS STRAFFING STROGANOFF STROGANOFFS SUBAFFLUENT SUFFERABLENESS
SUFFERANCE SUFFERANCES SUFFIGANCE SUFFIGANCES SUFFISANCE SUFFISANCES
SUFFIXATION SUFFIXATIONS SUFFLATING SUFFLATION SUFFLATIONS SUFFOCATING
SUFFOCATINGLY SUFFOCATINGS SUFFOCATION SUFFOCATIONS SUFFRAGAN
SUFFRAGANS SUFFRAGANSHIP SUFFRAGANSHIPS SUFFUMIGATING SUFFUMIGATION
SUFFUMIGATIONS TARIFFICATION TARIFFICATIONS TARIFFING TIFFANIES
TIFFANY TRAFFICKING TRAFFICKINGS TRIFFIDIAN ULTRAEFFICIENT UNAFFECTED
UNAFFECTEDLY UNAFFECTEDNESS UNAFFECTING UNAFFECTIONATE UNAFFILIATED
UNAFFLUENT UNAFFORDABLE UNAFFORDABLY UNBAFFLED UNDERSTAFFED UNDERSTAFFING
UNDERSTAFFINGS UNEFFACED UNFAITHFUL UNFAITHFULLY UNFAITHFULNESS
UNFALSIFIABLE UNFEARFUL UNFEARFULLY UNFULFILLABLE UNOFFICIAL
UNOFFICIALLY UNRUFFABLE UNSUFFERABLE WAFFING WAFFLING WAFFLINGS
WAUFFING YAFFING YAFFINGALE YAFFINGALES