bilk -- (cheat somebody out of what is due, especially money)
thwart, queer, spoil, scotch, foil, cross, frustrate, baffle, bilk -- (hinder or prevent (the efforts, plans, or desires) of; "What ultimately frustrated every challenger was Ruth's amazing September surge"; "foil your opponent")
bilk -- (evade payment to; "He bilked his creditors")
elude, evade, bilk -- (escape, either physically or mentally; "The thief eluded the police"; "This difficult idea seems to evade her"; "The event evades explanation")
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