Aphabetic letter pairs in words

U?F/U?G = unfungible

U*H - unhand (me!)

U*I= unitard

U*J - unjust

U*K = unbuckle

U*L = build

U*M = rummage

U*N - Tourniquet

U*P - umpire

U*Q = turquoise

U*R - Supranational

U*S = outshouts

U*T - utterly

U*U = unusual

U?V = unvirtuous

U*W = unworthy

U?X = quixotic

U*Y = busy

nm

U*Z - kudzu