@@@ is at odds with the other meanings of this root, which generally have to do with mastery, conquest and non-physical power
Quenya
túra
big, great
túra
adjective. big, great, great, big
Túrosto
gabilgathol
Túrosto place-name "Gabilgathol", a dwelling of the Dwarves (Sindarin Belegost; the names mean "Mickleburg", "Great Fortress"). Apparently túra + osto.
polda
big
polda adj. "big" (PE17:115), "strong, burly" (POL/POLOD)
polda
adjective. big, big; [ᴹQ.] strong, burly; [ᴱQ.] mighty, powerful
túra adj. "big, great" (PE17:115), related to words for power and apparently referring to a more abstract greatness than words like haura "huge". Cf. taura, túrëa. Apparently initial element of Túrosto.