12-Letter Words Matching __F________S

There are 82 12-letter words that match __F________S. 50 are common words, such as AFFABILITIES and AFFECTATIONS. A rarer one is WIFELINESSES. In this set, I is the most frequent open letter (68 words). 41 words contain a doubled letter.

Full list 82

Common words

affabilitiesaffectationsaffiliationsaffirmationsaffirmativesbifurcationsbuffooneriescoffeehousescoffeemakersdefalcationsdeficienciesdefiniteness
affabilitiesaffectationsaffiliationsaffirmationsaffirmativesbifurcationsbuffooneriescoffeehousescoffeemakersdefalcationsdeficienciesdefinitenessdefoliationsdeformationsdifficultiesdiffractionseffeminacieseffetenessesefficiencieseffronterieseffusivenessenforcementsenfranchisesinfanticidesinfatuationsinfelicitiesinfelicitousinfestationsinfidelitiesinfiltratorsinfomercialsinformationsinfrequenceslifelessnessoafishnessesobfuscationsofficialdomsofficialismsreformationsreformulatesrefractoriesrefreshmentsrefrigerantsrefrigeratessafekeepingssuffixationssuffocationssuffragettesunfairnessesunfortunatesaffranchisesaffricativesinfamousnessinfantilismsinfinitenessofficialesesofficiationsreflectancessafecrackersaffectednessafficionadosdefibrinatesdeflorationsdeforcementsdeformalizesefficacitiesenfeoffmentsenframementsexfoliationsgiftednessesinfantilizesinflammablesinfluentialsinfuriationslifelikenesslifemanshipsoffishnessesoffscouringsrefrainmentsrefurbishersunfastidiouswifelinesses

About this list

Words
82 (50 common words)
Common example
affabilities
Rare example
wifelinesses
Doubled letters
41
Ending in S
82
Most frequent letter
I (68)

Questions

How many 12-letter words matching __f________s are there?

82. 50 of them are common words.

What is a common example?

AFFABILITIES is among the common words in this set.