KEY: Tangle.
SYN: Intertwist, interlock, snarl, complicate, insnare, mat.
ANT: Unravel, disentangle, untwine.
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KEY: Tantalize.
SYN: Disappoint, frustrate, torment, vex, provoke, irritate, tease.
ANT: Gratify, satisfy.
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KEY: Tantamount.
SYN: Equal, equivalent, equipollent, synonymous.