English edit

Etymology edit

creepy +‎ -ly

Adverb edit

creepily (comparative more creepily, superlative most creepily)

  1. In a creepy manner.
  2. With a furtive creeping motion.
    • 1907, Algernon Blackwood, The Willows:
      I returned quietly, creepily, to the tent, first taking another exhaustive look round and—yes, I confess it—making a few measurements.

Translations edit