"Layed" is an incorrect spelling of the past tense form of "lay," which means to place something in a horizontal position. The correct spelling is "laid." Synonyms for "laid" include positioned, arranged, deposited, situated, set, and placed. These words all convey the act of placing something down in a particular manner or location. For example, a person might lay a book on a table, position a vase on a shelf, or deposit money in a bank account. Each of these actions involves setting something down in a deliberate way, and "laid" is an appropriate word to describe each one.