bewail

verb bewail

• moan — a prolonged, low, inarticulate sound uttered from or as if from physical or mental suffering.
• regret — to feel sorrow or remorse for (an act, fault, disappointment, etc.): He no sooner spoke than he regretted it.
• wail — to utter a prolonged, inarticulate, mournful cry, usually high-pitched or clear-sounding, as in grief or suffering: to wail with pain.
• repent — to feel sorry, self-reproachful, or contrite for past conduct; regret or be conscience-stricken about a past action, attitude, etc. (often followed by of): He repented after his thoughtless act.
• rue — to feel sorrow over; repent of; regret bitterly: to rue the loss of opportunities.