一所懸命[isshokenmei] very hard
一生懸命[isshoukenmei] very hard
引っ懸ける[hikkakeru] to hang (something) on (something)
懸り[kakari] starting
懸る[kakaru] to take (a resource, e.g. time or money)

懸ける[kakeru] to hang (e.g. picture)
気懸かり[kigakari] anxiety
懸案[kenan] pending question
懸崖[kengai] overhanging cliff

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)