There are people who believe the word cisgender is offensive, with some believing that it promotes binaries of what it means to be male or female. According to the dictionary, the term cisgender means ‘denoting or relating to a person whose sense of personal identity and gender corresponds with their birth sex.’ Some people prefer to use the term non-transgender or gender-normative. https://metro.co.uk/2022/06/17/pride-what-is-cisgender-where-is-the-word-from-and-is-it-offensive-2-16845926/