Definition of creepily in English:

creepily

adverb

informal
  • In a way that causes an unpleasant feeling of fear or unease.

    ‘she looks stern as she creepily stares into the camera’
    as submodifier ‘the baby dolls were so creepily realistic that you'd shriek if you stumbled on one in the dark’

Pronunciation

creepily

/ˈkriːpɪli/