Word.ws English Dictionary

harmfullest

harmfullest is the superlative form of harmful.

Meaning of harmful

Adjective

harmful (comparative harmfuller or more harmful, superlative harmfullest or most harmful)

  1. Causing or likely to cause harm or damage; injurious.
    • Wear a hat to protect your skin from harmful sunlight.

Questions about harmfullest

What is harmfullest the superlative form of?
Harmfullest is the superlative form of harmful.

Words near harmfullest in the dictionary

  1. Harmeyer
  2. Harmeyers
  3. harmful
  4. harmfull
  5. harmfuller
  6. harmfullest
  7. harmfully
  8. harmfulness
  9. harmfulnesses
  10. Harmi
  11. harmika

Source and license

Adapted from Wiktionary: harmfullest (page history and authors); harmful (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “harmfullest.” Word.ws, https://word.ws/harmfullest. Based on Wiktionary, CC BY-SA 4.0.