Township: Ruaig,Ruaig

Map Reference: Ruaig 46

Name Type: shore

Meaning: The specific here may be a male ON personal name such as Þórmóðr after metathesis. The generic is ON hólmr ‘islet’: Þórmóðrshólm.
There is a Tormisdale on Islay, which Macniven derives from Þórmóðr (Macniven 2015, 354); there is a Gleann Tormosdale, North Uist (SP); it is a common specific in Norway, as in Tormodsviki, Vinje (NG); and it occurs five times among Icelandic farm names, as in Þormóðsey (SAM).
Interestingly, there are just two examples of Tromsalum in Scotland, and they are both on Tiree, 1 km apart (SP). This may be an example of pseudo-repetition (see Tromsalum below).

Other Forms: Tromsalum - ONB p135, with Troma-maoile crossed out

Related Places:

Information:
Trosgamul is off Brock; Trosgalum on Salum beach - AMcL.

Local Form:

Languages : Norse

Informants: OS