English
execrableness
From execrable + -ness.
Formed from execrable + -ness
Proto-Indo-European *seh₂k- ‘to make a pact, treaty’
…
Latin sacer ‘sacred, holy, dedicated, consecrated, hallowed’
Latin exsecror ‘curse, detest’
Latin exsecrābilis ‘execrable, accursed, detestable’
Old French execrable
English execrable
Today it means
noun The quality of being execrable.
Language periods are conventional ranges, not dates for this word.
Etymograph / execrableness