12-Letter Words Matching _I________S_

There are 76 12-letter words that match _I________S_. 29 are common words, such as AIRWORTHIEST and BICAMERALISM. A rarer one is WINGLESSNESS. In this set, E is the most frequent open letter (60 words). 48 words contain a doubled letter.

Full list 76

Common words

airworthiestbicameralismbilingualismbiophysicistdilettantishdilettantismdiscreetnessdiscretenessdisestablishdisfranchisedistinctnessdivisiveness
airworthiestbicameralismbilingualismbiophysicistdilettantishdilettantismdiscreetnessdiscretenessdisestablishdisfranchisedistinctnessdivisivenesslifelessnesslistlessnessliterarinessmindlessnessmineralogistmirthfulnesspitilessnessrightfulnessrigorousnesssisterlinessticklishnesstimelessnesstimorousnesstirelessnesstiresomenessvibraphonistvirtuousnessdialecticismdiamagnetismdiastrophismdichromatismdilatorinessdisembarrassfiendishnessgingerlinessliverishnessmicroscopistmithridatismmitrailleusepitiablenessribonucleasesingularnesssinisternesssituationismsituationistvigilanteismvigorousnessvitreousnessairtightnessbibliopegistbibliopolistbibulousnessbilateralismbioscientistbiuniquenesscircularnessdiffusionismdiffusionistdirectednessdiversionistdividendlessfictionaliselifelikenessliteratenessmicroanalystmilitantnessmiscellanistpictorialismpictorialistsilhouettisttigerishnessvibraharpistviolablenesswinglessness

About this list

Words
76 (29 common words)
Common example
airworthiest
Rare example
winglessness
Doubled letters
48
Ending in S
41
Most frequent letter
E (60)

Questions

How many 12-letter words matching _i________s_ are there?

76. 29 of them are common words.

What is a common example?

AIRWORTHIEST is among the common words in this set.