Definify.com

Webster 1913 Edition

Adj.

Cursing; imprecatory; vilifying.

Carlyle.

–

Ex′e-cra-tive-ly

adv.

Noun.

A word used for cursing; an imprecatory word or expression.

Earle.

execrative ‎(plural execratives)

A word used for cursing; an oath.
(Can we find and add a quotation of Earle to this entry?)

execrative ‎(comparative more execrative, superlative most execrative)

Cursing; imprecatory; vilifying.
- 1837 Thomas Carlyle, The French Revolution: A History
  But thus too, when foul old Rome had to be swept from the Earth, and those Northmen, and other horrid sons of Nature, came in, 'swallowing formulas' as the French now do, foul old Rome screamed execratively her loudest[.]