sell, selling, sold, sells, to vend, vending, vends, vend
Mnemonic
[sh-] Shrek is in the [4] bathroom of the [-(o)u] bakery, trying to wash his hands that are covered in flour. Unfortunately, soap there is not free, and must be bought from a machine that 售 sells soap, that is the in the shape of a giant 隹 turkey. He puts a coin in and the 隹 turkey售 sells out a glob of soap out of its 口 mouth onto Shrek's dirty hands.