Antonyms of adj akin

2 senses of akin

Sense 1
akin (predicate), kindred -- (similar in quality or character; "a feeling akin to terror"; "kindred souls"; "the amateur is closely related to the collector")

INDIRECT (VIA similar) -> dissimilar -- (not similar; "a group of very dissimilar people"; "a pump not dissimilar to those once found on every farm"; "their understanding of the world is not so dissimilar from our own"; "took different (or dissimilar) approaches to the problem")

Sense 2
akin (predicate), blood-related, cognate, consanguine, consanguineous, consanguineal, kin (predicate) -- (related by blood)

INDIRECT (VIA related) -> unrelated -- (not connected by kinship)

Similarity of adj akin

2 senses of akin

Sense 1
akin (predicate), kindred -- (similar in quality or character; "a feeling akin to terror"; "kindred souls"; "the amateur is closely related to the collector")
       => similar (vs. dissimilar) -- (marked by correspondence or resemblance; "similar food at similar prices"; "problems similar to mine"; "they wore similar coats")

Sense 2
akin (predicate), blood-related, cognate, consanguine, consanguineous, consanguineal, kin (predicate) -- (related by blood)
       => related (vs. unrelated) -- (connected by kinship, common origin, or marriage)