13-Letter Words Matching __O________S_

There are 40 13-letter words that match __O________S_. 12 are common words, such as AMORPHOUSNESS and BLOODLESSNESS. A rarer one is TROUBLOUSNESS. In this set, E is the most frequent open letter (33 words). 20 words contain a doubled letter.

Full list 40

Common words

amorphousnessbloodlessnessbrotherlinessfoolhardinessgrotesquenessneoclassicismprojectionistprotectionismprotectionistprovincialismvioloncellistwholesomeness
amorphousnessbloodlessnessbrotherlinessfoolhardinessgrotesquenessneoclassicismprojectionistprotectionismprotectionistprovincialismvioloncellistwholesomenessanomalousnessapogeotropismcrotchetinessevocativenessisodimorphismneoclassicistneoliberalismneonatologistneoplasticismphosphorylaseprocapitalistprocompromisepromonarchistprovincialisttoothsomenessanonymousnesscloudlessnessgeostrategistneoplasticistonomatologistphosphokinasephospholipasephotochromismprogressivismprogressivistpromotivenessproximatenesstroublousness

About this list

Words
40 (12 common words)
Common example
amorphousness
Rare example
troublousness
Doubled letters
20
Ending in S
15
Most frequent letter
E (33)

Questions

How many 13-letter words matching __o________s_ are there?

40. 12 of them are common words.

What is a common example?

AMORPHOUSNESS is among the common words in this set.