11-Letter Words Matching _______OP__

There are 54 11-letter words that match _______OP__. 12 are common words, such as CATASTROPHE and HELIOTROPES. A rarer one is THYROTROPIN. In this set, O is the most frequent open letter (42 words). 3 words contain a doubled letter.

Full list 54

Common words

catastropheheliotropeshypertrophymacroscopicmicroscopesmicroscopicparatrooperradarscopesredevelopedsalespeopletownspeopleundeveloped
catastropheheliotropeshypertrophymacroscopicmicroscopesmicroscopicparatrooperradarscopesredevelopedsalespeopletownspeopleundevelopedanisotropicantistrophebranchiopodheliotropinhemeralopiaheterotopiahygroscopeshygroscopiciconoscopesisometropiamicrofloppymonostrophemosstroopernephoscopesorthotropicphototropicradioscopiccodevelopedcodevelopercystoscopescystoscopicfiberscopeshagioscopeshagioscopicheliotropicheterotopichydrotropicluteotropicluteotropinmethyldopasneurotropicnightscopesorthoscopicpleiotropicprosauropodprototrophsprototrophyredeveloperstatoscopesthixotropicthyrotropicthyrotropin

About this list

Words
54 (12 common words)
Common example
catastrophe
Rare example
thyrotropin
Doubled letters
3
Ending in S
13
Most frequent letter
O (42)

Questions

How many 11-letter words matching _______op__ are there?

54. 12 of them are common words.

What is a common example?

CATASTROPHE is among the common words in this set.