Time to put your weird K-idol nickname knowledge to the test!�

SEE ALSO: Get to know the 30 contestants of SBS's new boy group audition 'B:MY BOYZ' & cast your preliminary vote!

EXO's Kai�

'Nini,' 'Jongkoo,' 'the sleepiest kid at SM'

EXO's Xiumin

'Xiuming,' Xiu-kitty'�

EXO's Baekhyun

'Baekyoong,' 'lil' pup,' 'Dad' (from EXO fan club's one-year anniversary during which Baekhyun allegedly said, "What can Dad do for you?")�

GOT7's Mark

'GOTinB,' short for 'GOT7-approved visual ("bisual")' in Korean

GOT7's Jackson

'Wang Puppy'

B.A.P's Jongup

'Up Man'�

NCT's Taeil

'Dal-tael' ('Dal' means 'moon' in English, and 'Moon' happens to be Taeil's last name)�

BTS's V�

'TaeTae,' 'Friends-in-an-instant Kim' (referring to his easygoing persona)

BTS's SUGA

'The Sovereign'�

BTS's Jungkook�

'The Golden Maknae'�

Block-B's B-Bomb

'The Silent Nutjob'�

Block B's Taeil

'Your Majesty' (what fans started calling him when he said that he didn't like it when the younger fans dropped their honorifics toward him)�

BTOB's Sungjae�

'The Handsome Psycho'�

Seventeen's Hoshi

'Ten ten (referring to how his eyes slant upwards to look like the hour and minute hands at 10:10),' 'Head Honcho'�

iKON's Bobby

'gimbap' (his surname 'Kim' and 'Bob' from Bobby combined)�

WINNER's Lee Seung Hoon

'Hip hop baby cub'�

INFINITE's Sunggyu�

'Woollim's Princess' 'Hamster' 'Grandpa' 'Mole Gyu'

INFINITE's Woohyun�

'Namu' (from his surname 'Nam' and the first character in his given name 'Woo' which sounds like 'Namu,' or 'tree' in English, when pronounced) 'Affection Nam'�