12-Letter Words Matching _______O_H__

There are 18 12-letter words that match _______O_H__. 6 are common words, such as CATASTROPHES and CATASTROPHIC. A rarer one is THYROTROPHIN. In this set, T is the most frequent open letter (18 words). 1 words contain a doubled letter.

Full list 18

catastrophescatastrophicmackintoshesnightclothesplainclothesunderclothesantistrophesgraveclotheshypertrophicprototrophicsmallclothesantistrophicluteotrophicluteotrophinoligotrophicthroughotherthyrotrophicthyrotrophin

About this list

Words
18 (6 common words)
Common example
catastrophes
Rare example
thyrotrophin
Doubled letters
1
Ending in S
8
Most frequent letter
T (18)

Questions

How many 12-letter words matching _______o_h__ are there?

18. 6 of them are common words.

What is a common example?

CATASTROPHES is among the common words in this set.