12-Letter Words Containing ERF

There are 54 12-letter words that contain ERF. 16 are common words, such as BUTTERFLYING and CHEERFULLEST. A rarer one is WATERFOWLING. 11 words contain a doubled letter.

Full list 54

Common words

butterflyingcheerfullestcheerfulnesschesterfieldcounterfeitscounterfoilsimperfectioninterferenceoutperformedperfidiouslyperforationsperformances
butterflyingcheerfullestcheerfulnesschesterfieldcounterfeitscounterfoilsimperfectioninterferenceoutperformedperfidiouslyperforationsperformancesquarterfinalsilverfishesunderfeedingcharacterfulcounterforceimperfectiveinterfertileoverfamiliaroverfancifuloverfatiguedoverpowerfulperformativeperfusionistpowerfulnessunderfundingunperforatedanglerfishesarcherfishesbutterfishesbutterflyerscounterfiredcounterfirescounterflowsinterfacingsinterfacultyinterfluvialinterfoldinginterfusionsnonperformeroverfatiguesoverfavoringoverfocusingoverfocussedoverfocussesoverfulfillsperfectivelyperfectivityperformatorywaterfloodedwaterfowlerswaterfowlingmotherfucker

About this list

Words
54 (16 common words)
Common example
butterflying
Rare example
waterfowling
Doubled letters
11
Ending in S
19

Questions

How many 12-letter words containing erf are there?

54. 16 of them are common words.

What is a common example?

BUTTERFLYING is among the common words in this set.