Letters that make HN
n, h are letters that make 'HN'
Words within HN
are words within 'HN'
NH is an anagram of 'HN'
HND is a word created by adding a letter to 'HN'
1 possible definitions for 'HN'
Under this definition, hn is a noun and has the following properties:
hydrazoic acid, azoimide, hydrogen azide have the same meaning as 'HN'
hydrazoite is a substance of HN.