Main Entry: las·si·tude

Pronunciation: \ˈla-sə-ˌtüd, -ˌtyüd\

Function: noun

Etymology: Middle English, from Latin lassitudo, from lassus weary; probably akin to Old English læt late — more at late

Date: 15th century

1 : a condition of weariness or debility : fatigue
2 : a condition of listlessness : languor

synonyms see lethargy