English
imprecational
From imprecation + -al.
Formed from imprecation + -al
Proto-Indo-European *preḱ- ‘to ask’
…
Latin prex ‘prayer’
Latin precor ‘to beseech, beg, pray, entreat, supplicate,…’
Latin imprecor ‘call down, invoke’
Latin imprecātiō ‘calling down of curses’
English imprecation
Today it means
adj imprecatory
Language periods are conventional ranges, not dates for this word.
Etymograph / imprecational