D defs.my
Entry 1 sense Webster, 1913

Archly

/ärch′-lē/ · Arch·ly · IPA /ˈɑɹt͡ʃ.li/
01 adv. In an arch manner; with attractive slyness or roguishness; slyly; waggishly.
  1. 1.
    In an arch manner; with attractive slyness or roguishness; slyly; waggishly.
    Archly the maiden smiled.” Longfellow.