12-Letter Words Matching ___O_______R

There are 21 12-letter words that match ___O_______R. 2 are common words, such as DEMONSTRATOR and SCHOOLMASTER. A rarer one is THROUGHOTHER. 4 words contain a doubled letter.

Full list 21

demonstratorschoolmasteraccomplisherexpostulatorhypothesizerincorporatorremonstratoraccommodatoragroforesterbaroreceptorchromocenterdecorticatordemocratizerhypothecatorimmortalizerimpoverisherrenovascularsuborbicularsubordinatorthroughitherthroughother

About this list

Words
21 (2 common words)
Common example
demonstrator
Rare example
throughother
Doubled letters
4
Ending in S
0

Questions

How many 12-letter words matching ___o_______r are there?

21. 2 of them are common words.

What is a common example?

DEMONSTRATOR is among the common words in this set.