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canker-sore

see definition of canker-sore
  • as incanker sore
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Synonyms for canker-sore

noun mouth ulcer
  • canker
  • cold sore
  • fever blister
  • herpes labialis
  • herpes simplex
  • lesion
  • oral herpes
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.