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tê thu [Lahu]

In Lahu-speaking Southeast Asia, ? – 20ᵗʰ century, a unit of length, the distance between the tip of the little finger and the tip of the thumb when the fingers are spread as far as possible.

“Thu” is a classifier and carries the unit’s meaning; “tê” simply means “one” or “a”, but is grammatically essential.

James A. Matisoff.
English-Lahu Lexicon.
UC Publications in Linguistics No. 139.
Berkeley: University of California Press, 2006.

Page 468.