lough
1 synonym for lough, grouped by meaning and by how common each one is.
Noun — A lake or a long, narrow inlet, particularly in Ireland.
Etymology
Borrowed from Irish loch (from Old Irish loch), from Proto-Celtic *loku ("lake, pool"), which ultimately goes back to Proto-Indo-European *lókus ("pond, pool"). A doublet of lay, loch, and Looe.
Full origin of lough →