lơ đãng trả lời 
to answer vaguely [ lơ ] : (1) to ignore, pretend not to see; (2) blue
[ trả ] : (1) to pay, repay, pay back; (2) to return, give back
[ lời ] : (1) spoken words, statement; (2) interest, profit
Most Common Compounds Set 1:
Most Common Compounds Set 2 :