Webster’s Revised Unabridged Dictionary · 1913
Conculcate
Con·cul′cate (kŏn·kŭl′kāt), v. t. [imp. & p. p. Concultated; p. pr. & vb. n. Conculcating.] [L. conculcatus, p. p. of conculcare to conculcate fr. calx heel.] To tread or trample under foot. [Obs.] Bp. Montagu
— Con′cul·ca′tion, n. [Obs.]