1) Bewail 2) Complain 3) Complain about 4) Cry about 5) Cry over 6) Deplore 7) Exclusively Anglo word 8) Exclusively Saxon word 9) Grieve over 10) Gripe about 11) Kick 12) Kvetch 13) Lament 14) Opposite of celebrate 15) Plain 16) Quetch 17) Regret 18) Regret strongly 19) Sing the blues about 20) Sound off 1) Bewail 2) Complain 3) Deplore 4) Grieve 5) Lament 6) Mourn 7) Regret 8) Rue 
• (v. t.) To express deep grief for by moaning; to express sorrow for; to lament; to bewail; to pity or sympathize with.
Be·moan' transitive verb [ imperfect & past participle Bemoaned ; present participle & verbal noun Bemoaning .] [ Middle English bimenen , Anglo-Saxon bem...nan ; prefix be- + m...nan to moan. See Moan
to express distress or grief over; lament: to bemoan one's fate. · to regard with regret or disapproval.
[SAT terms] regret strongly regret strongly