Meaning

verb irritate or vex

originInherited from Middle English irken (“to tire, grow weary”), from Old Norse yrkja (“to work”), from Proto-Germanic *wurkijaną (“to work”), from Proto-Indo-European *werǵ- (“to work”). Cognate with Icelandic yrkja (“to compose”), Swedish yrka (“to urge, argue”), Old English wyrċan (“to work”). Doublet of work.

Etymology from Wiktionary, CC BY-SA 3.0