I would bet my heart that we'll find the lost tribe in this prefecture!
|( を ) か＊ける||
literally, to hang or suspend something. But since usually Japanese use the 掛 kanji to mean hang, 懸 is more often used figuratively: meaning, to gamble or stake something. One's life, one's heart, one's money, etc.
|( が ) か＊かる||
it is hanging / it depends on xxx. Perhaps more accurately, "XXX is at stake."
to really bust ass and do one's utmost.
|懸||suspend / gamble||HEART||心|
Reproducing EVERY day with your VASSAL puts him under a great deal of stress。 Talking about having sex with him. Hostile work environment! Gambling your HEART is a high price to pay.