cừ

• (Hà Nội) IPA^(key): [kɨ˨˩]
• (Huế) IPA^(key): [kɨ˦˩]
• (Saigon) IPA^(key): [kɨ˨˩]

Sino-Vietnamese word from 渠.

cừ • (佢, 渠)

1. (obsolete) a canal; a drain; a small stream

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

cừ

1. a row of stakes consisting of wood, steel or bamboo used to prevent water from seeping through or to retain soil and rocks
2. (fishing) a row of stakes used as a fishing weir

cừ

1. to plant a stake

Shortened from cừ khôi, and is therefore superfically the same morpheme as etymology 1.

cừ • (佢, 渠)

1. (colloquial) excellent; outstanding; smart

   Synonym: xuất sắc