unnegotiable
adjective
un·ne·go·tia·ble ˌən-ni-ˈgō-sh(ē-)ə-bəl 
: not able to be negotiated : not negotiable
an unnegotiable mountain road
the unnegotiable terms of a contract
Word History
First Known Use
1771, in the meaning defined above
unnegotiable
adjective
as in impassable
Synonyms & Similar Words
Relevance
- impassable
- impassible
- unpassable
- choked
- obstructed
- congested
- clogged
- blocked
- dammed
- closed
- barricaded
- stopped (up)
- blockaded
- jammed
- stuffed
- plugged (up)
Antonyms & Near Antonyms
- negotiable
- navigable
- passable
- clear
- unobstructed
- open
- cleared
- free
- unclosed
- unstopped
- unclogged