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cf., Sent.I.D38.Q1.A3; Sent.I.D41.Q1.A5; SCG1.C58-59; QDeVer.Q2.A7
By "enunciation" is usually signified "the product of an intellectual act" (i.e., word, judgment, or argument), yet, by "enunciation" here, he clearly just means "any composite mental being," i.e., he is speaking about anything besides simple apprehension.