IPA: /ˈsaɪzɪst/
KK: /ˈsaɪzɪst/
A person who treats others unfairly because of their size, especially if they are larger than average.
She faced discrimination at work because her boss was a sizeist who believed only thin people could be successful.
Sizeist → The word is formed from "size" (from Old French *sise*, meaning measurement or dimension) and "-ist" (meaning one who practices or is concerned with). A sizeist is someone who discriminates based on size or body dimensions.
Think of 'size' as a measurement and '-ist' as someone who practices or believes in something. This helps you remember that a sizeist is someone who has beliefs or practices related to size.