Lay out and Pay out

Lay out verb - To hand over or use up in payment.

Pay out and lay out are semantically related In some cases you can use "Pay out" instead a verb "Lay out".

Pay out verb - Expend, as from a fund.

Lay out and pay out are semantically related in give topic. You can use "Lay out" instead a verb "Pay out", if it concerns topics such as exhaust, use up money, spend money.