14-Letter Words Matching _A_____O______

There are 56 14-letter words that match _A_____O______. 14 are common words, such as BACTERIOLOGIES and BACTERIOLOGIST. A rarer one is WATERPROOFNESS. In this set, S is the most frequent open letter (52 words). 20 words contain a doubled letter.

Full list 56

Common words

bacteriologiesbacteriologistcapriciousnessfastidiousnessharmoniousnesslasciviousnessmacroeconomicspaleontologiespaleontologistsadomasochismssadomasochiststablespoonfuls
bacteriologiesbacteriologistcapriciousnessfastidiousnessharmoniousnesslasciviousnessmacroeconomicspaleontologiespaleontologistsadomasochismssadomasochiststablespoonfulstablespoonsfulwaterproofingsbacteriophagesbacteriostasesbacteriostasiscadaverousnesscalamitousnessfactitiousnessfallaciousnessmacroeconomistmalodorousnesspaleobiologiespaleobiologistpaleogeographypaleontographypaleozoologiesparasitologistradiobroadcastsalpiglossisessalubriousnesstachistoscopesbacteriostaticcatastrophismscatastrophistscaulifloweretslachrymositieslactoglobulinsmacroevolutionmacroglobulinspaleoecologiespaleoecologistpaleozoologistpanleukopeniasparasitologiesparthenocarpicpathobiologiesradiobiologiesradiobiologistradioecologiesrampageousnesssaccharometerssansculottismstachistoscopicwaterproofness

About this list

Words
56 (14 common words)
Common example
bacteriologies
Rare example
waterproofness
Doubled letters
20
Ending in S
40
Most frequent letter
S (52)

Questions

How many 14-letter words matching _a_____o______ are there?

56. 14 of them are common words.

What is a common example?

BACTERIOLOGIES is among the common words in this set.