お歯黒[ohaguro] tooth blackening
臼歯[kyuushi] molar
永久歯[eikyuushi] permanent tooth
奥歯[okuba] molars
下歯[shitaba] lower teeth

仮歯[kashi] false tooth
加工歯[kakoushi] dental bridge
義歯[gishi] artificial tooth
鋸歯[kyoshi] teeth of a saw
金歯[kinba] gold tooth

御目出度う御座います[omedetougozaimasu] congratulations
駄目になる[dameninaru] to spoil
繋ぎ目[tsunagime] joint
軽目焼[karumeyaki] hard caramelized sugar candy
駄目押し[dameoshi] making doubly sure

一つ目[hitotsume] one-eyed
一合目[ichigoume] the start of a climb up a hill
一丁目[icchoume] Block 1
ひと目[ichimoku] (a) glance
一目惚れ[hitomebore] to be taken with someone at first sight (similar to "love at first sight", but not as strong)