https://dermnetnz.org/topics/aphthous-ulcer
Aphthous ulcer, Aphthae, Aphthosis, Aphthous stomatitis, Canker sore. Authoritative facts from DermNet New Zealand.
aphthousulcerationaphthaeulcers
https://www.wordhippo.com/what-is/another-word-for/ulceration.html
Synonyms for ulceration include lesion, injury, wound, bruise, abrasion, sore, cut, trauma, graze and gash. Find more similar words at wordhippo.com!
another wordulcerationsynonymswordhippothesaurus