12-Letter Words Matching _S________I_

There are 17 12-letter words that match _S________I_. 4 are common words, such as ASYMPTOMATIC and OSTEOPOROSIS. A rarer one is PSEUDOCYESIS. In this set, O is the most frequent open letter (17 words). 0 words contain a doubled letter.

Full list 17

asymptomaticosteoporosispsychopathicpsychotropicisochromaticisodiametricosteogenesisosteomalaciaosteoplasticosteoporoticpsychognosispsychometricisoantigenicisoenzymaticosteoblasticosteoclasticpseudocyesis

About this list

Words
17 (4 common words)
Common example
asymptomatic
Rare example
pseudocyesis
Doubled letters
0
Ending in S
4
Most frequent letter
O (17)

Questions

How many 12-letter words matching _s________i_ are there?

17. 4 of them are common words.

What is a common example?

ASYMPTOMATIC is among the common words in this set.