10-Letter Words Containing OSM

There are 18 10-letter words that contain OSM. 4 are common words, such as COSMICALLY and COSMONAUTS. A rarer one is OSMOMETRIC. In this set, I is the most frequent open letter (14 words). 2 words contain a doubled letter.

Full list 18

cosmicallycosmonautsmacrocosmsmicrocosmscosmogoniccosmologiccosmopolisendosmosisiridosminecosmogenicendosmosesmilliosmolosmeteriumosmiridiumosmolalityosmolarityosmometersosmometric

About this list

Words
18 (4 common words)
Common example
cosmically
Rare example
osmometric
Doubled letters
2
Ending in S
7
Most frequent letter
I (14)

Questions

How many 10-letter words containing osm are there?

18. 4 of them are common words.

What is a common example?

COSMICALLY is among the common words in this set.