hinder or prevent (the efforts, plans, or desires) of; "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent"
To bilk someone out of something, especially money, means to cheat them out of it. They are charged with bilking investors out of millions of dollars. = cheat. to cheat someone, especially by taking their money = swindle bilk sb out of sth (Perhaps from balk)
evade payment to; "He bilked his creditors" cheat somebody out of what is due, especially money
To frustrate or disappoint; to deceive or defraud, by nonfulfillment of engagement; to leave in the lurch; to give the slip to; as, to bilk a creditor
escape, either physically or mentally; "The thief eluded the police"; "This difficult idea seems to evade her"; "The event evades explanation"