To effectuate is to make something happen.(verb)
A politician who actually manages to change the tax code is an example of someone who effectuates change.
See effectuate in Webster's New World College Dictionary
See effectuate in American Heritage Dictionary 4
transitive verb ef·fec·tu·at·ed, ef·fec·tu·at·ing, ef·fec·tu·ates
Origin: Medieval Latin effectuāre, effectuāt-
Origin: , from Latin effectus, an effect; see effect.
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