15-Letter Words Containing OO

There are 28 15-letter words that contain OO. 9 are common words, such as BLOODLESSNESSES and BLOODTHIRSTIEST. A rarer one is SCHOOLMASTERISH. 28 words contain a doubled letter.

Full list 28

Common words

bloodlessnessesbloodthirstiestburglarproofingcooperativenessfoolhardinessesnoncooperationstroubleshooterstroubleshootingweatherproofingdessertspoonfulgoodheartednessincoordinations
bloodlessnessesbloodthirstiestburglarproofingcooperativenessfoolhardinessesnoncooperationstroubleshooterstroubleshootingweatherproofingdessertspoonfulgoodheartednessincoordinationstoothsomenessesuncooperativelyzoogeographicalbloodguiltinesscooperationistscryptozoologiescryptozoologistepizootiologiesgrandparenthoodnincompooperiesoutdoorsmanshippaleozoologicalpaleozoologistsphotooxidationsprotozoologistsschoolmasterish

About this list

Words
28 (9 common words)
Common example
bloodlessnesses
Rare example
schoolmasterish
Doubled letters
28
Ending in S
16

Questions

How many 15-letter words containing oo are there?

28. 9 of them are common words.

What is a common example?

BLOODLESSNESSES is among the common words in this set.