Sino-Tibetan language and Tongue

Sino-Tibetan language noun - The family of tonal languages spoken in eastern Asia.

Tongue and Sino-Tibetan language are semantically related. In some cases you can use "Tongue" instead a noun phrase "Sino-Tibetan language".

Tongue noun - The stock of words, pronunciation, and grammar used by a people as their basic means of communication.

Sino-Tibetan language and tongue are semantically related. Sometimes you can replace phrase "Sino-Tibetan language" with "Tongue", this terms are similar.