1.  armpit;  under one's arm;  side;  flank
2.  beside;  close to;  near;  by
also written as 傍, 側
3.  aside;  to the side;  away;  out of the way
4.  off-track;  off-topic
5.  deuteragonist;  supporting role
usu. written ワキ in Noh
6.  second verse (in a linked series of poems)