13-Letter Words Matching _____O__I____

There are 33 13-letter words that match _____O__I____. 9 are common words, such as DIAGNOSTICIAN and EXTRAORDINARY. A rarer one is THERMOPHILOUS. In this set, E is the most frequent open letter (27 words). 6 words contain a doubled letter.

Full list 33

Common words

diagnosticianextraordinarygenitourinaryinsubordinateoverconfidentprognosticatepseudosciencereapportionedsoliloquizingentomophiloushematopoiesismillionairess
diagnosticianextraordinarygenitourinaryinsubordinateoverconfidentprognosticatepseudosciencereapportionedsoliloquizingentomophiloushematopoiesismillionairessphylloquinonespheroidicitysuperordinateanticollisionantiforeignerbibliophiliesbibliophilismentomophilieseosinophiliashematopoieseshematopoieticovercommittedovernourishedovernourishesplastoquinonesoliloquisingsoliloquizersstandoffishlystereopticonssurgeonfishesthermophilous

About this list

Words
33 (9 common words)
Common example
diagnostician
Rare example
thermophilous
Doubled letters
6
Ending in S
12
Most frequent letter
E (27)

Questions

How many 13-letter words matching _____o__i____ are there?

33. 9 of them are common words.

What is a common example?

DIAGNOSTICIAN is among the common words in this set.