The story
- Old Irish · derived fromguirid“to warm, heat”
- Middle Irish · derived fromguirín“pustule”
- Scottish Gaelic · derived fromGuireag“pimple”
- English todayGourock
From Scottish Gaelic Guireag (“pimple”), from Middle Irish guirín (“pustule”), from or related to Old Irish guirid (“to warm, heat”).
Etymology from Wiktionary, CC BY-SA 4.0.