Tawny-flanked prinia
(Chiền chiện bụng hung, Prinia subflava)

The tawny-flanked prinia (Prinia subflava) is a small passerine bird belonging to the genus Prinia in the family Cisticolidae, a family of Old World warblers.

Cisticolidae, Cisticolas (pronounced sis-TIC-olas): from Ancient Greek kisthos, "rock-rose", and Latin colere, "to dwell".
Prinia Javanese name Prinya for the Bar-winged Prinia (Prinia familiaris).
subflava Latin sub beneath, somewhat; flavus yellow (subflavus yellowish; Modern Latin subflavus pale yellow).