Unkind
Part of speech: adjective
Definition: Having no race or kindred; childless. Not kind; contrary to nature, or the law of kind or kindred; unnatural. Wanting in kindness, sympathy, benevolence, gratitude, or the like; cruel; harsh; unjust; ungrateful.
Example sentence: I am unjust, but I can strive for justice. My life's unkind, but I can vote for kindness. I, the unloving, say life should be lovely. I, that am blind, cry out against my blindness.
Inhumane
Part of speech: adjective
Definition: cruel and savage, not humane