omphalitis

noun
om·​pha·​li·​tis | \ ˌäm(p)-fə-ˈlīt-əs How to pronounce omphalitis (audio) \
plural omphalitides\ -​ˈlit-​ə-​ˌdēz How to pronounce omphalitides (audio) \

Medical Definition of omphalitis

: inflammation of the navel