Main Entry: ¹trou·ble

Pronunciation: \ˈtrə-bəl\

Function: verb

Inflected Form(s): trou·bled; trou·bling \ˈtrə-b(ə-)liŋ\

Etymology: Middle English, from Anglo-French trubler, from Vulgar Latin *turbulare, from *turbulus agitated, alteration of Latin turbulentus — more at turbulent

Date: 13th century

transitive verb 1 a : to agitate mentally or spiritually : worry, disturb b (1) archaic : mistreat, oppress (2) : to produce physical disorder in : afflict <troubled by a cold> c : to put to exertion or inconvenience <I'm sorry to trouble you>
2 : to put into confused motion <the wind troubled the sea>intransitive verb 1 : to become mentally agitated : worry <refused to trouble over trifles>
2 : to make an effort : be at pains <did not trouble to come>

— trou·bler \-b(ə-)lər\ noun