bakcsó

Etymology
An onomatopoeia imitating the calls of the bird that sound in Hungarian as bak-vak or kvak-vak (in English quok or woc) +.

Noun

 * 1) black-crowned night heron a medium-sized heron,
 * 2) any of the birds in the genus ; night herons
 * 1) any of the birds in the genus ; night herons