sick leave 
noun [mass noun]
Leave of absence granted because of illness: he took a week’s sick leave she was on sick leave for two months...
- When PC Furness went on sick leave her absence on the streets prompted juvenile nuisance to increase on her beat.
- Grocon wants greater control over rostered days off, sick leave, annual leave and working hours.
- Most apparent in this regard is the absence of adequate sick leave, maternity provision, and child health care.
- superfetatious
- superfice
- superficial
- superficialise
- superficialism
- superficialist
- superficiality
- superficialize
- superficialized
- superficially
- superficialness
- superficiary
- superficie
- superficies
- superfine
- superfinely
- superfineness
- superfinery
- superfinesse
- superfine sugar
- superfinite
- superfish
- superfix
- superflation
- superflow