14-Letter Words Matching __I_____O_____

There are 15 14-letter words that match __I_____O_____. 6 are common words, such as CLIMATOLOGISTS and CRIMINOLOGISTS. A rarer one is TRINUCLEOTIDES. 2 words contain a doubled letter.

Full list 15

climatologistscriminologistsknickerbockersreincorporatedreincorporatesunincorporatedclimatologicalcriminologicalscintillometerepizootiologicprimatologicalprimatologiststhigmotropismstriamcinolonestrinucleotides

About this list

Words
15 (6 common words)
Common example
climatologists
Rare example
trinucleotides
Doubled letters
2
Ending in S
8

Questions

How many 14-letter words matching __i_____o_____ are there?

15. 6 of them are common words.

What is a common example?

CLIMATOLOGISTS is among the common words in this set.