14-Letter Words Matching O____I________

There are 13 14-letter words that match O____I________. 4 are common words, such as OPTIMISTICALLY and ORGANIZATIONAL. A rarer one is OVERTIGHTENING. In this set, S is the most frequent open letter (11 words). 7 words contain a doubled letter.

Full list 13

optimisticallyorganizationaloversimplifiedoversimplifiesobligingnessesoppositenessesoleaginousnessoppositionistsorganismicallyoutgoingnessesoverdiscountedoversimplisticovertightening

About this list

Words
13 (4 common words)
Common example
optimistically
Rare example
overtightening
Doubled letters
7
Ending in S
6
Most frequent letter
S (11)

Questions

How many 14-letter words matching o____i________ are there?

13. 4 of them are common words.

What is a common example?

OPTIMISTICALLY is among the common words in this set.