It really depends.Wang Liren, a professor at Northeast Normal UniversityWhen studens reach puberty(青春期), they become cager(渴望的)to show that they're different and independent(独立的). Sometimesthey overdo it. That's where chuunibyou comes from. However, thereis no need to worry about it...
Dandere. Noun. Wikipedia defines dandere as “a character that is portrayed as antisocial, but eventually changes to display their sweet, romantic, and loving soft side.” To put it in better terms, a dandere is someone who sometimes, the viewer might think is mute or just so horribly shy ...
If you're angry at someone for lying and you call them a "liar of lies" it'd sound a bit chuunibyou. It means the person is a big liar, yeah. It sounds quite dramatic and a bit poetic. For some reason whenever I hear it I think of the bible.Literally "a liar who tells lies...