pluralphobic

Using thematic analysis, a research team consisting of both systems and singlets (one person living in a body) developed five overarching themes at the intersection of transgender identity and plurality. These include embodiment, communication processes, affirming intersectional identities, living in a pluralphobic and transphobic society, and living authentically.

2023 December, Susan C. Turell, Christopher Wolf-Gould, Sana Flynn, Silver Mckie, Matthew A. Adan, The Redwoods, “It's just a body: A community-based participatory exploration of the experiences and health care needs for transgender plural people” (article number 100354), in European Journal of Trauma & Dissociation, volume 7, number 4, →DOI, page 1:

(multiplicity slang) Relating to or exhibiting pluralphobia.