One of the mysteries of the English language finally explained.
Commonly, frequently; customarily.
Middle English (in an earlier sense). From rife + -ly. Compare Middle Dutch rivelike, rivelijk, rivelic, riveleec abundantly, amply, Old Icelandic ríflega generously, Old Swedish riflika copiously, abundantly, Old Danish rivelige, rivlig abundantly.
In this article we explore how to impress employers with a spot-on CV.