#1 deviate v. [divert] turn aside; turn away from. wn
#2 deviate v. [vary, diverge, depart] be at variance with; be out of line with. wn
#3 deviate n. [pervert, deviant, degenerate] a person whose behavior deviates from what is acceptable especially in sexual behavior. wn
#4 deviate v. cause to turn away from a previous or expected course; "The river was deviated to prevent flooding". wn
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