Lie, lay, lain, lying.
Lay, laid, laid, laying.
А здесь ещё и с мнемотехникой%)
How to Remember the Difference between Lay and Lie
(pLAce) and (recLIne)
This mnemonic should help you remember that lay, which begins with the letters L-A, has a long A sound like its definition: to place.
On the other hand, lie, which starts with the letters L-I, has a long I sound like its definition: to recline.