Umkwa, Umpqua.

American: dialect of U. California, classed as Athabascan. Vocaby. “Amer. Ethnol.,” vol. ii.

Umlaut.

German term: “vowel change,” modification of meaning, due to the change of a vowel.

⁂ Rückumlaut means the return to a sound that has undergone the change called “umlaut.”

Umma-ra.

African: tribe of Adareb, classed as Troglodytes.

Unalachtgo.

American: Turkey tribe of Lenni-Lennape.