To cause to boil; to heat until bubbling or to stir up into turmoil or agitation.
From prefix 'em-' plus 'boil,' creating a causative verb meaning to make something boil or become turbulent. Can be used literally for cooking or metaphorically for emotions.
Shakespeare used 'emboil' to describe not just heating liquid, but also whipping people into emotional frenzy—the bubbling chaos of both pots and human passion shared the same word.
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