mạt

Etymology 1
From.

Noun

 * 1) certain species of mites and lice

Etymology 2
.

Probably merged with the native word mạt derived form the earlier form, whence also modern , , attested in the compound (> ) in Dictionarium Annamiticum Lusitanum et Latinum (1651). For the sound change, compare (from earlier ).

Adjective

 * 1) extremely poor; be in deep poverty