D defs.my
Entry 2 senses Webster, 1913

Surreption

· Sur·rep·tion · IPA /səˌɹɛpˈʃən/
01 n. The act or process of getting in a surreptitious manner, or by craft or stealth.
  1. 1.
    The act or process of getting in a surreptitious manner, or by craft or stealth.
    “Fame by surreption got May stead us for the time, but lasteth not.” B. Jonson.
  2. 2.
    A coming unperceived or suddenly.