Excessive

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late Middle English: from Old French excessif, -ive, from medieval Latin excessivus, from Latin excedere ‘surpass’ (see exceed).

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From Middle French excessif, from Medieval Latin excessivus

etymonline

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excessive (adj.)

"exceeding the usual or proper limit, degree, measure, or proportion; going beyond what is sanctioned by correct principles; immoderate; extravagant; unreasonable;" late 14c., from Old French excessif "excessive, oppressive," from Latin excess-, past-participle stem of excedere "to depart, go beyond" (see exceed). Related: Excessively; excessiveness.