[adj] (of winds or weather) tending to hinder or oppose; "unfavorable winds" [adj] not encouraging or approving or pleasing; "unfavorable conditions"; "an unfavorable comparison"; "unfavorable comments"
admonishing, admonitory, adverse, contrary, disapproving, discriminatory, harmful, hostile, inauspicious, invidious, reproachful, reproving, unfavorable, untoward
favorable, favourable