"uncongenial" in the adjective sense
1. uncongenial, incompatible
not suitable to your tastes or needs
"the uncongenial roommates were always fighting"
"the task was uncongenial to one sensitive to rebuffs"
2. hostile, uncongenial, unfriendly
very unfavorable to life or growth
"a hostile climate"
"an uncongenial atmosphere"
"an uncongenial soil"
"the unfriendly environment at high altitudes"
3. uncongenial
used of plant stock or scions incapable of being grafted
Source: WordNet® (An amazing lexical database of English)
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