First off: Yes, I did say the "n" word, but it was on myself.
Ok now keep reading.
Team Fortress 2 is a mature game, and according to Pegi it's ages 16+
(http://www.pegi.info/en/index/global_id/505/?searchString=Team+Fortress+2)
And games with Pegi 12 and above (yes including 16) may...