12-Letter Words Ending in SIS

There are 64 12-letter words that end in SIS. 6 are common words, such as AVITAMINOSIS and ELECTROLYSIS. A rarer one is UROLITHIASIS. In this set, O is the most frequent open letter (58 words). 2 words contain a doubled letter.

Full list 64

Common words

avitaminosiselectrolysismisdiagnosisosteoporosisoveremphasistuberculosisaeroneurosisagamogenesisanamorphosisangiogenesisautohypnosisbilharziasis
avitaminosiselectrolysismisdiagnosisosteoporosisoveremphasistuberculosisaeroneurosisagamogenesisanamorphosisangiogenesisautohypnosisbilharziasisbiosynthesiscaenogenesiscataphoresisepanorthosisepimorphosisfibrinolysisfurunculosisglycogenesishallucinosishemodialysishistogenesishyperostosishypnogenesiskaryokinesisleucocytosisleucopoiesisorthogenesisosteogenesispalingenesisparasynapsispathogenesisphagocytosisphotokinesisphytogenesispsychognosissalpiglossissarcomatosissporogenesistrombidiasisuncinariasiszygapophysisanaerobiosisanaplasmosisandrogenesiscladogenesiscyanogenesiscyclogenesisenterobiasisfascioliasishyperkinesisleukocytosisleukopoiesismacrocytosisotosclerosisoveranalysispaedogenesispetrogenesispolyhedrosispseudocyesissynaesthesissynarthrosisurolithiasis

About this list

Words
64 (6 common words)
Common example
avitaminosis
Rare example
urolithiasis
Doubled letters
2
Ending in S
64
Most frequent letter
O (58)

Questions

How many 12-letter words ending in sis are there?

64. 6 of them are common words.

What is a common example?

AVITAMINOSIS is among the common words in this set.