It used to be simple: everyone was either a “he” or a “she”. Not any more.

An American college has produced a guide that suggests eight gender-neutral pronouns for students. And even that may not be enough; it says some people may wish to identify using animal-themed pronouns, which require a host of other words.

Bryn Mawr College in Pennsylvania, a private, women’s liberal arts college, says using more pronouns — including “co”, “kit”, “sie”, “it” and “ey” — will make “spaces more gender inclusive”.

Their use is explained in a chart that gives examples. For instance, in the case of a student who identifies as “kit”, one would say, “Kit likes kitself.” To refer to a “co”, one would say, “Co knows” or “Co