tìr - Wiktionary, the free dictionary

From Old Irish tír, from Proto-Celtic *tīros, from Proto-Indo-European *ters- (“dry”), i.e. "dry land" as opposed to lake or sea.

tìr f (genitive singular tìre, plural tìrean)

1. land, country, region, territory

• dùthaich
• talamh

• àrd-thìr (“highland”, noun)
• àrd-thìreach (“highland”, adjective)
• cruth-tìre (“landscape”)
• muir-thìreach (“amphibian; amphibious”)
• tìr-mòr (“mainland”)