LGBTIQ

or LGBTQI

adjective
  1. relating to lesbians, gays, bisexuals, transgenders, intersexes, and queers (or those questioning their gender identity or sexual orientation).
noun
  1. Usually LGBTIQs, LGBTIQ's. a person in this group.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018