13-Letter Words Matching O________L___

There are 19 13-letter words that match O________L___. 3 are common words, such as OPHTHALMOLOGY and ORTHOGONALITY. A rarer one is OVERSTABILITY. In this set, I is the most frequent open letter (16 words). 6 words contain a doubled letter.

Full list 19

ophthalmologyorthogonalityoverstimulateobservabilityoccasionalismoctodecillionostensibilityoutgeneralingobtainabilityoccidentalizeorthogonalizeoutmanipulateovercredulousoverembellishoverfertilizeoverfulfilledoverpedallingoverspeculateoverstability

About this list

Words
19 (3 common words)
Common example
ophthalmology
Rare example
overstability
Doubled letters
6
Ending in S
1
Most frequent letter
I (16)

Questions

How many 13-letter words matching o________l___ are there?

19. 3 of them are common words.

What is a common example?

OPHTHALMOLOGY is among the common words in this set.