lough
nounUK /lɒf/
Etymology From Middle English lough, logh, luh, borrowed from Cumbric *luch, derived from Proto-Brythonic *lux, from Proto-Celtic *lokus (“lake, pool”).
1
Cumbria, Northumbria lake, pool
noun — 2 senses
UK /lɒk/ · US /lɑk/
Etymology Borrowed from Irish loch (from Old Irish loch), from Proto-Celtic *loku (“lake, pool”), from Proto-Indo-European *lókus (“pond, pool”). Doublet of lay, loch, and Looe.
Ireland A lake or long, narrow inlet, especially in Ireland.
UK /lɒf/
Etymology From Middle English lough, logh, luh, borrowed from Cumbric *luch, derived from Proto-Brythonic *lux, from Proto-Celtic *lokus (“lake, pool”).
Cumbria, Northumbria lake, pool
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.