のど元過ぎれば熱さを忘れる。

to pass through; to pass by; to go beyond; to pass (i.e. of time); to elapse; to have expired; to have ended; to be over; to exceed; to surpass; to be above; to be no more than ...; to be excessive; to be too much; to be too ...

hot (thing); passionate (feelings, etc.); ardent; hot (e.g. gaze); hot (e.g. temper); zealous; enthusiastic; fired up; intense; severe; extreme; hot (topic); of interest

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to forget; to leave carelessly; to be forgetful of; to forget about; to forget (an article)