WAILFUL
lamenting, wailing, wailful
(adjective) vocally expressing grief or sorrow or resembling such expression; “lamenting sinners”; “wailing mourners”; “the wailing wind”; “wailful bagpipes”; “tangle her desires with wailful sonnets”- Shakespeare
Source: WordNet® 3.1
Etymology
Adjective
wailful (comparative more wailful, superlative most wailful)
(chiefly poetic) Sorrowful; mournful.
You must lay Lime, to tangle her desires / By walefull Sonnets, whose composed Rimes / Should be full fraught with seruiceable vowes.
Source: Wiktionary
Wail"ful, a.
Definition: Sorrowful; mournful. " Like wailful widows." Spenser. "Wailful
sonnets." Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition