lovelorn

adj unhappy because one's love is not returned 失恋的.

lout, loutish, louvre (also louver), louvred (also louvered), lovable, love, love affairs, love-affair, love-bird, love-child, love-hate, love-letter, love-making, love-match, love-potion (also love-philtre), love-seat, love-song, love-story, loveless, loveliness, lovely, lover, lovesick, loving, loving-cup, loving-kindness, lovingly, low, Low Church, low frequency, low season, low tide (also low water), low-born, Low-Churchman, low-class, low-down, low-fat, low-grade, low-key (also low-keyed), low-level language,