11-Letter Words Containing FF

There are 150 11-letter words that contain FF. 79 are common words, such as AFFECTATION and AFFECTINGLY. A rarer one is UNCOFFINING. In this set, I is the most frequent open letter (116 words). 150 words contain a doubled letter.

Full list 150

Common words

affectationaffectinglyaffiliatingaffiliationaffirmationaffirmativeafflictionsafforestingaftereffectbafflementsbluffnesseschaffinches
affectationaffectinglyaffiliatingaffiliationaffirmationaffirmativeafflictionsafforestingaftereffectbafflementsbluffnesseschaffincheschauffeuredchiffonierscliffhangercoefficientcoffeecakescoffeehousecoffeemakerdaffinessesdifferencesdifferentlydifficultlydiffidencesdiffidentlydiffractiondiffusenessdisaffectedeffacementseffectivelyeffectuallyeffectuatedeffectuateseffervescedeffervescesefficaciousefficientlyeffulgencesgruffnesseshandcuffinghuffinessesindifferentineffectiveineffectualinefficientinoffensiveinterofficenonofficialoffensivelyoffertoriesoffhandedlyofficialdomofficialismofficiatingofficiatorsofficiouslyoffshoringsoverstuffedpuffinessesraffishnessragamuffinsreaffirmingreshufflingscaffoldingscruffinessstandoffishstiffeningsstiffnessessufferancessufficiencysuffixationsuffocatingsuffocationsuffragettesuffragiststraffickerstraffickingunoffensivewhiffletreecaffeinatedaffectionalaffectivelyaffiliativeaffirmatoryaffixationsaffranchiseaffricativeaffrightingbreadstuffsbuffleheadscrossruffeddifferentiadiffractingdiffractivediffusionaldiffusivitydisafforesteffectivityeffeminizedeffeminizeseffleuragesefflorescedeffloresceseffulgentlyinofficiousoffenselessofficialeseofficiationoverstaffedruffianismssuffumigatetrafficatorunoffendingaffectionedaffectivityafficionadoaffirmancesaffluenciesbailiffshipbuffalofishbullmastiffchiffchaffschiffonadeschifforobesdifferenceddiffusivelydisaffirmedeffeminateseffortfullyenfeoffmentgraffitistsgreenstuffshippogriffsinsufflatedinsufflatesinsufflatornonaffluentofficiariesoffprintingoffscouringoutbluffingoverruffingparaffiningreafforestsshandygaffssheriffdomssuffocativetrafficableunaffectinguncoffining

About this list

Words
150 (79 common words)
Common example
affectation
Rare example
uncoffining
Doubled letters
150
Ending in S
52
Most frequent letter
I (116)

Questions

How many 11-letter words containing ff are there?

150. 79 of them are common words.

What is a common example?

AFFECTATION is among the common words in this set.