Definitions for uncongenial
Random House Webster's College Dictionary
not suitable to your tastes or needs
"the uncongenial roommates were always fighting"; "the task was uncongenial to one sensitive to rebuffs"
hostile, uncongenial, unfriendly(adj)
very unfavorable to life or growth
"a hostile climate"; "an uncongenial atmosphere"; "an uncongenial soil"; "the unfriendly environment at high altitudes"
used of plant stock or scions; incapable of being grafted
not congenial, compatible or sympathetic
incapable of being grafted