English edit

Etymology edit

creeping +‎ -ly

Adverb edit

creepingly (comparative more creepingly, superlative most creepingly)

  1. By creeping, moving stealthily and slowly; insidiously; cunningly.
    • a. 1712, Robert South, sermon
      How slily and creepingly did he address himself to our first parents.

References edit

creepingly”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.