14-Letter Words Matching I__________O__

There are 31 14-letter words that match I__________O__. 15 are common words, such as IMPERSONATIONS and IMPROVISATIONS. A rarer one is ISOPROTERENOLS. In this set, T is the most frequent open letter (31 words). 6 words contain a doubled letter.

Full list 31

Common words

impersonationsimprovisationsincarcerationsincorporationsincriminationsindispositionsindividuationsinterpolationsinterpositionsinterrelationsinterrogationsinterspersions
impersonationsimprovisationsincarcerationsincorporationsincriminationsindispositionsindividuationsinterpolationsinterpositionsinterrelationsinterrogationsinterspersionsintrospectionsinvestigationsitalicizationsimprovvisatoreindoctrinatorsindoctrinatoryinstantiationsintercalationsintracutaneousichthyophagousincardinationsingurgitationsinterbehaviorsinterelectrodeinterpellatorsinterreligiousintrogressionsisomerizationsisoproterenols

About this list

Words
31 (15 common words)
Common example
impersonations
Rare example
isoproterenols
Doubled letters
6
Ending in S
28
Most frequent letter
T (31)

Questions

How many 14-letter words matching i__________o__ are there?

31. 15 of them are common words.

What is a common example?

IMPERSONATIONS is among the common words in this set.