ほかにだれか休んでいたか。

other (place, thing, person); the rest; outside; beyond; nothing except; nothing but; nothing apart from; nothing aside from; no choice (but to); besides...; in addition to...

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

who

indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way

to be absent; to take a day off; to rest; to have a break; to go to bed; to (lie down to) sleep; to turn in; to retire; to stop doing some ongoing activity for a time; to suspend business