Lamentation

Noun

 * 1) The act of lamenting.
 * 2) A sorrowful cry; a lament.
 * 3) Specifically, mourning.
 * 4) lamentatio, (part of) a liturgical Bible text (from the book of Job) and its musical settings, usually in the plural; hence, any dirge
 * 5) A group of swans.

Adjectives for Lamentation
piteous; moderate; importunate; frantic; grand; purposeless; loud; diabolical; silent; sublime; quavering; burlesque.

Verbs for Lamentation
deplore—; fill with—; forego—; forestall—; regret—; restrain—; staunch—; stifle—; utter—; wail in—; —arises; — ceases; —encompasses;  —haunts;  —increases; —rends the air; —resounds; — weakens.

Related terms
lament; lamentable; lamented

Thesaurus
agony, anguish, bitterness, bleakness, care, carking care, cheerlessness, comfortlessness, crying, depression, discomfort, dismalness, distress, distressfulness, dreariness, grief, grieving, grievousness, heartfelt grief, heartgrief, joylessness, lamentability, lamenting, languishment, misery, moaning, mournfulness, mourning, pain, painfulness, pathos, pining, pitiability, pitiableness, pitifulness, poignancy, prostration, regrettableness, sadness, sharpness, sobbing, sorrow, sorrowfulness, sorrowing, wailing, weeping, woe, woebegoneness, woefulness