kindergarten (noun) daycare: child care center
Sinonime: demanding,
difficult,
disturbing, enervating,
exacting,
exigent,
grievous,
heavy,
onerous,
oppressive, punishing, sapping, stressful,
tedious,
tiring,
tough,
troublesome,
trying,
wearing, wearisome, weighty
Antonime: easy, untroubling