ab+stain...we tend to stay away from stain....
this can be written as "ab+stai......and stai......sounds like stay.... and .. stay out of something means not involving in sth that doesn't concern to one.
ab+stain ... Dell Steyn is a dangerous bowler .. batsman normaly dont want to cm in front of him
like in above case intentionally not using one's vote.means one knows that even if he/she uses thier votes politicians will never change hence they are concern about it and staying out of the voting process
ab (away) + stain = Mom asked me to be away from or not participate in the party due to stain
Steyn is an South African bowler with an ugly face.. so, ab+styen means stop looking at him, or withhold the participation.
abs + tain (train - trainer) : my abs trainer (in gym) advised me to abstain from alcohol and oily stuffs.
ab (meaning away) + stain : we generally tend to stay away from stain (dirt, dust etc)
Read ab+stain like ab+stay(means stop) i.e ab stop smoking
abstain-(ab+stain) also abdicate(ab+ dicate) both r 2 give up something you liked. abdicate can be related to dictatorship,& abstain can be related to stain which is not cherished. so u abdicate from monarch but abstain frm smokin