1. not suitable to your tastes or needs

- the uncongenial roommates were always fighting

- the task was uncongenial to one sensitive to rebuffs

Similar word(s): incompatible, disagreeable, unsympathetic, unfriendly, unsympathetic, incompatible

2. very unfavorable to life or growth

- an uncongenial atmosphere

- an uncongenial soil

Similar word(s): inhospitable, hostile, unfriendly

3. used of plant stock or scions; incapable of being grafted

Similar word(s): incompatible

Sentences with uncongenial as an adjective:

- He found office life uncongenial, and eventually left the company.