There is a growing 'tendency' among young people to continue living with their parents after college. [=more and more young people are continuing to live with their parents after college]
She has a 'tendency' to overreact. = She has a 'tendency' toward/towards overreacting. [=she tends to overreact; she often overreacts]
The door has a 'tendency' to get stuck. [=the door often gets stuck]
(..) I'm in for . I'll supply the hat. What do we have here? Why don't you relax, and take your jacket off. I can't. I have a tendency to get chilly. How masculine. Plus I'm wearing short sleeves. I don't want to expose my tattoos. She's unbelievable. (..)1990 TvShow: Seinfeld Title: The Stakeout Season: 1 Episode 2