yakka /ˈjakə 
/ (also yacker) ▸ noun [mass noun] Australian and New Zealand English informal work, especially of a strenuous physical kind: it was their hard yakka that built this place
when the yakka is over, the kip begins.
– ORIGIN from Yagara (an extinct Aboriginal language of Queensland) yaga ‘to work’.
EnglishOxford Dictionary of English
