Dict: strongs - katanathema
Strongs:
G2652 @ κατανάθεμα katanathema kat-an-ath'-em-ah From G2596 (intensive) and G331; an imprecation: - curse.
G2653 @ καταναθεματίζω katanathematizō kat-an-ath-em-at-id'-zo From G2596 (intensive) and G332; to imprecate: - curse.