10-Letter Words Matching __I_____O_

There are 35 10-letter words that match __I_____O_. 15 are common words, such as ALIENATION and BRIDEGROOM. A rarer one is ZWITTERION. 10 words contain a doubled letter.

Full list 35

Common words

alienationbridegroomchickenpoxchildproofemigrationflirtationglissandosinitiationknighthoodmaidenhoodoriginatorpriesthood
alienationbridegroomchickenpoxchildproofemigrationflirtationglissandosinitiationknighthoodmaidenhoodoriginatorpriesthoodrhinocerostrisectionwaitpersonchirurgeoncrispationeliminatorepilimnionovipositorreimprisonreinfusionstimulatorstipulatorswitcherootriskelionwhiskbroomcoinventorcoinvestoretiolationpoisonwoodreignitionreinvasiontrituratorzwitterion

About this list

Words
35 (15 common words)
Common example
alienation
Rare example
zwitterion
Doubled letters
10
Ending in S
2

Questions

How many 10-letter words matching __i_____o_ are there?

35. 15 of them are common words.

What is a common example?

ALIENATION is among the common words in this set.