D defs.my
Entry 1 sense Webster, 1913

Haply

/(hăp"ly̆)/ · Hap·ly · IPA /ˈhæpli/
01 adv. By hap, chance, luck, or accident; perhaps; it may be.
  1. 1.
    By hap, chance, luck, or accident; perhaps; it may be.
    “Lest haply ye be found even to fight against God.” — Acts v. 39.