13-Letter Words Ending in IS

There are 64 13-letter words that end in IS. 6 are common words, such as AMNIOCENTESIS and CARAVANSERAIS. A rarer one is XENODIAGNOSIS. In this set, S is the most frequent open letter (58 words). 3 words contain a doubled letter.

Full list 64

Common words

amniocentesiscaravanseraiselephantiasismetamorphosismononucleosispoliomyelitispsychokinesisactinomycosisaspergillosisastereognosisautocatalysisbacteriolysis
amniocentesiscaravanseraiselephantiasismetamorphosismononucleosispoliomyelitispsychokinesisactinomycosisaspergillosisastereognosisautocatalysisbacteriolysisblastogenesischolecystitischromatolysiscryptanalysisendometriosisfrontogenesisgametogenesishelminthiasishematogenesishematopoiesisheterogenesishypnoanalysisleishmaniasisleptospirosislymphadenitislymphocytosismicroanalysismorphogenesisnarcoanalysisorganogenesisosteomyelitisparasynthesispathoneurosispsychogenesissalmonellosisschizogenesisspirochetosistachyphylaxisthermogenesistoxoplasmosisunderemphasisantiarthritisantibourgeoisatherogenesisblastomycosiscysticercosisembryogenesisendosymbiosisenterocolitisheterozygosishyperhidrosisimmunogenesisiontophoresislymphomatosismelanogenesismyelofibrosispostbourgeoisserodiagnosistenosynovitisteratogenesistumorigenesisxenodiagnosis

About this list

Words
64 (6 common words)
Common example
amniocentesis
Rare example
xenodiagnosis
Doubled letters
3
Ending in S
64
Most frequent letter
S (58)

Questions

How many 13-letter words ending in is are there?

64. 6 of them are common words.

What is a common example?

AMNIOCENTESIS is among the common words in this set.