An alphabet that’s both categorical and musical.
HORN
Alphorn
Bullhorn
Car Horn
Drinking Horn
English Horn
French Horn
Greenhorn
Horn
Inkhorn
Jawhorn
Krummhorn
Leghorn
Matterhorn
New Horn
Old Horn
Pronghorn
Quadruple Horn
Ramshorn
Stinkhorn
Tinhorn
Überhorn
Valve Horn
Waldhorn
Xanthohorn
Yak Horn
Zink