Heterogeneity 

refers to the different racial and ethnic groups that make up a place.

The heterogeneity in his city makes it a safe place to stay in.

Heterogeneity by Buoy Tg January 17, 2018

heteroginity 

The state of virginity of or pertaining to a member of bi-sexual orientation, who has had relations with a member of his/her same gender already, but not of the opposite sex.

Bob has already fellated Stan, but this weekend he might lose his heteroginity.

heteroginity by Christopher R. Ferguson September 30, 2006