kitty box (noun) cat box: litter box
Sinonime: active,
attentive, busy,
constant, diligent, eager beaver,
exacting, grinding,
indefatigable, industrious, laborious, persevering, plugging,
scrupulous,
sedulous,
steady,
studious, unflagging, untiring,
whiz,
zealousAntonime: lazy, neglectful,
negligent