Kennison rhymes with:
kenison, bennison, denison, dennison, jenison, jennison, kenison, renison, tennison, tennyson
Kennison sounds like:
kansan, kansian, kazanjian, kenison, keynesian, kincannon, kinchen, kingen, kingham, kingma, kingman, kingon, kingsun, kinnison, kinsman, konecny, konieczny, konzen, kunsman, kunzman, kyoung-min