affair

[1]	matter , matter , thing , topic , issue , business , concern , interest , undertaking , activity
[2]	concern , affaire , intimacy , business , (Slang) (US) beeswax , liaison , involvement , amour
[3]	occasion , event , business , social occasion , function , occurrence , happening , social function , proceeding , incident , operation
[4]	love affair , amour , romance , intrigue , fling , liaison , relationship