a job; an occupation; work / job, work (task) / (physics) work, change of energy

take care of an infant, nurse an infant

nursing, childcare for infants

(colloquial) a girlfriend (a female partner in a romantic relationship)

(formal) Female third-person singular pronoun; she, her, girlfriend

(literary) they (about women or girls)

to work

a childcare worker, a nursery school teacher

incubator

(education) nursery school