Keep a tight rein on and Put away

Put away and keep a tight rein on are semantically related. In some cases you can use "Put away" instead a verb "Keep a tight rein on".

Put away verb - To place (a dead body) in the earth, a tomb, or the sea.

Keep a tight rein on and put away are semantically related. Sometimes you can use "Keep a tight rein on" instead a verb "Put away".