15-Letter Words Matching __O__________O_

There are 16 15-letter words that match __O__________O_. 2 are common words, such as PROCRASTINATION and PROGNOSTICATION. A rarer one is REORCHESTRATION. 0 words contain a doubled letter.

Full list 16

procrastinationprognosticationcholecalciferolphosphorylationphotoconductionphototransistorproconservationprointerventionpronunciamentosproselytizationrhombencephalonphosphatizationphotoexcitationphotoionizationphotoproductionreorchestration

About this list

Words
16 (2 common words)
Common example
procrastination
Rare example
reorchestration
Doubled letters
0
Ending in S
1

Questions

How many 15-letter words matching __o__________o_ are there?

16. 2 of them are common words.

What is a common example?

PROCRASTINATION is among the common words in this set.