D defs.my
Entry 2 senses Webster, 1913

Obreption

· Ob·rep·tion · IPA /əbˈɹɛpʃən/
01 n. The act of creeping upon with secrecy or by surprise.
  1. 1.
    The act of creeping upon with secrecy or by surprise.[Obs.]
  2. 2.
    The obtaining gifts of escheat by fraud or surprise.(Scots Law)