IPA: /ˈbloʊˌɡʌn/
KK: /ˈbloʊˌɡʌn/
A long, narrow tube used to blow darts or pellets by using breath to propel them.
The hunter used a blowgun to silently catch his dinner.
Blowgun → The word is formed from "blow" (from Old English "blāwan", meaning to emit air) and "gun" (from Middle English "gunne", meaning a tube or pipe). A blowgun is a tube through which air is blown to propel a projectile.
Think of 'blowing' air through a 'tube' — that's how a blowgun works to shoot projectiles.
No commonly confused words.