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harmful
stick1

harm·ful

harmful

 
 
pronunciation:
harm fl
features:
Word Explorer, Word Parts
part of speech: adjective
definition: When something is harmful, it can make bad things happen. A bite from a spider can sometimes be harmful. Eating food that is old or spoiled can be harmful too.
Air pollution is harmful to people's health.This medicine can be harmful to your body if you take too much of it.
synonyms:
damaging, dangerous
antonyms:
beneficial
similar words:
bad, ill
derivations: harmfully (adv.), harmfulness (n.)
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Word Parts  About this feature
The word harmful contains the following part:
-ful1 Old English adjective-forming suffix that means full of
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The suffix -ful1 attaches to native English nouns to form adjectives.