incompatible
adjective
[ ɪnkəmˈpatɪb(ə)l ]
• (of two things) so different in nature as to be incapable of coexisting.
• "she declined the offer because it was incompatible with her values"
Similar:
irreconcilable,
conflicting,
opposed,
opposite,
contradictory,
antagonistic,
antipathetic,
clashing,
inharmonious,
discordant,
mutually exclusive,
Origin:
late Middle English: from medieval Latin incompatibilis, from in- ‘not’ + compatibilis (see compatible).