"Laid upon" is a common phrase used to describe something that is placed on top of or imposed upon someone or something else. There are several synonyms that can be used interchangeably with this phrase, such as "imposed," "inflicted," "enforced," "loaded," "initiated," "pressed," or "placed." Each of these synonyms carries a slightly different connotation, but they all convey the idea of something being placed upon someone or something without their choice or control. Whether for formal or casual communication, using synonyms for "laid upon" can help add variety and nuance to your language while effectively conveying your message.