Synonyms for monster

Noun

1. monster, imaginary being, imaginary creature

usage: an imaginary creature usually having various human and animal parts

2. giant, goliath, behemoth, monster, colossus, anomaly, unusual person

usage: someone or something that is abnormally large and powerful

3. freak, monster, monstrosity, lusus naturae, mutant, mutation, variation, sport

usage: a person or animal that is markedly unusual or deformed

4. monster, fiend, devil, demon, ogre, unpleasant person, disagreeable person

usage: a cruel wicked and inhuman person

5. monster, teras, fetus, foetus

usage: (medicine) a grossly malformed and usually nonviable fetus