5-Letter Words Containing OST

There are 15 5-letter words that contain OST. 8 are common words, such as BOOST and COSTS. A rarer one is PROST. 2 words contain a doubled letter.

Full list 15

boostcostsfrostghosthostsmostspostsroostcostacostehostaglostmosteostiaprost

About this list

Words
15 (8 common words)
Common example
boost
Rare example
prost
Doubled letters
2
Ending in S
4

Questions

How many 5-letter words containing ost are there?

15. 8 of them are common words.

What is a common example?

BOOST is among the common words in this set.