18 plethora synonyms include excess, abundance, overabundance, superfluity, surfeit, profusion, more than enough, and enough and to spare. Plethora is a noun, and its antonyms are dearth and lack. Here are some additional synonyms for "plethora" with example sentences.
18 other ways to say plethora.
He faced a plethora of challenges today.
She has a plethora of interests.
There’s a plethora of options available.