Webster's Revised Unabridged Dictionary · 1913

Execration

Execration , noun

[Latin execratio, exsecratio: compare French exécration.]

1.
The act of cursing; a curse dictated by violent feelings of hatred; imprecation; utter detestation expressed.
Cease, gentle, queen, these execrations. — Shakespeare
2.
That which is execrated; a detested thing.
Ye shall be an execration and... a curse. — Jer. xlii. 18