7-Letter Words Ending in OIN

There are 13 7-letter words that end in OIN. 5 are common words, such as BITCOIN and CONJOIN. A rarer one is MISJOIN. In this set, I is the most frequent open letter (7 words). 0 words contain a doubled letter.

Full list 13

bitcoinconjoinpurloinsirloinsubjoinbenzoindisjoinfibroinligroinacyloinglonoinmiscoinmisjoin

About this list

Words
13 (5 common words)
Common example
bitcoin
Rare example
misjoin
Doubled letters
0
Ending in S
0
Most frequent letter
I (7)

Questions

How many 7-letter words ending in oin are there?

13. 5 of them are common words.

What is a common example?

BITCOIN is among the common words in this set.