Let go of and Lay down

Let go of verb - Release, as from one's grip.

Lay down and let go of are semantically related. In some cases you can use "Lay down" instead a verb "Let go of".

Lay down verb - To put into effect through legislative or authoritative action.

Let go of and lay down are semantically related. Sometimes you can use "Let go of" instead a verb "Lay down".