different, dissimilar, or unequal; not alike

They contributed unlike sums to charity.

dissimilar to; different from

She is unlike my sister in many ways.

not typical or characteristic of

It is unlike her to enjoy herself so much.

a person or thing differing from another or others.

adjective

alike , like , related , same , similar

adjective

apples and oranges , clashing , conflicting , contradictory , contrary , contrasted , discordant , disharmonious , disparate , dissimilar , dissonant , distant , distinct , divergent , diverse , far cry from , heterogeneous , hostile , incompatible , incongruous , inconsistent , mismatched , not alike , offbeat , opposed , opposite , poles apart , separate , unalike , unequal , unrelated , variant , various , weird , anomalous , different , nondescript , sundry , uneven , unique