This is the 12087th most frequent Korean word.
놔야
"놔야" means "must let go" or "have to release" in English.
Here, '놔야' is part of '내려놓아야', derived from '내려놓다' (to put down). It conveys the necessity to put something down.
책을 내려놓아야 해요.
I must put down the book.
In this sentence, '놔야' is from '마련해놔야', from '마련해놓다' (to prepare something). It indicates the necessity to have something prepared.
잠자리를 마련해놔야 해.
I need to prepare the sleeping arrangements.
Here, '놔야' comes from '지어놔야', which derives from '지어놓다' (to finalize something). It stresses the importance of completing a task.