toothache toothache /ˈtuːθeɪk/

noun

1. An ache localized in or around a tooth  ( odontalgia , toothache )
   an ache localized in or around a tooth
    A toothache can be caused by tooth decay, gum disease, or an injury to the tooth
   A toothache can be caused by tooth decay, gum disease, or an injury to the tooth