Note: The adverb is also spelled 'part time'.
If someone is a part-time worker or has a part-time job, they work for only part of each day or week.
Many businesses are cutting back by employing lower-paid part-time workers...
I’m part-time. I work three days a week.
≠ full-time
ADJ
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Part-time is also an adverb.
I want to work part-time.
ADV : ADV after v