hur·dle "An obstacle or difficulty." Also pronounced "her-tell."
"They did it again? The hurdle?"
"Might as well get it out of their systems."
the male sex or the female sex, especially when considered with reference to social and cultural differences rather than biological ones, or one of a range of other identities that do not correspond to established ideas of male and female.
"He's a Generation Alpha. Anything from 2010 until now."
"What's next?"
"Generation Der. Like gender."
"Gen-Der."