7 letters · 7 points in Scrabble
adjective not easily borne; wearing
originEtymology tree Proto-Indo-European *h₃enh₂- Proto-Indo-European *-os Proto-Indo-European *h₃énh₂os Proto-Italic *onos Latin onus Proto-Indo-European *h₃ed- Proto-Indo-European *-os Proto-Indo-European *h₃édosder.? Proto-Italic *-ōtsos or *-otsos Latin -ōsus Latin onerosuslbor. Old French onereus Middle French onereuxbor. Middle English onerous English onerous Inherited from Middle English…
Etymology from Wiktionary, CC BY-SA 3.0