1d, Island's wine - not the thing to be sent back, rejected. C?i?n.
3D, Male escapee from Sodom, a serf, H?l??.
10a, Sound sense if replacing sad elements during the day, ??u?e?y.
18a, In retrospect, failure to find a computer is unvarying, 2 words, 3.6 , ??c ?c?a?s?s.