alt·horn or Alt·horn 
(ălthôrn′)
(ălthôrn′)n.
Any of several upright, valved brass wind instruments used especially in bands.
[German : alt, alto (from Italian alto; see ALTO) + Horn, horn; see ALPENHORN.]
althorn- forced
- forced march
- force-feed
- force field
- forceful
- forcefully
- forcefulness
- force hand
- force majeure
- force-march
- forcemeat
- force of habit
- force on
- force oneself on
- force (oneself) on/upon
- force oneself upon
- force-out
- force play
- forceps
- force pump
- forcer
- for certain
- force (someone's) hand
- force someone's hand
- force upon