Sindarin 

thonador

place name. Thonador

An old place name (VT42/4), perhaps an archaic variant of Dorthonion, apparently of a combination of old-genitive form thona of thôn “pine” and dôr “land”.

Elements

WordGloss
thôn“pine-tree”
dôr“land, land, [N.] region where certain people live, [ᴱN.] country; [G.] people of the land”