真底

しんそこ【心底･真底】

the bottom of one's heart.

●心底から from the bottom of one's heart; sincerely; wholeheartedly; with all one's heart

・心底からの hearty 《welcome》; heartfelt 《gratitude》; wholehearted 《support》; sincere 《devotion》; deep-rooted 《hatred》

・私は心底から感謝しています. I am sincerely grateful.

●心底を打ち明ける unbosom oneself; lay bare one's inmost [innermost] thoughts [feelings].

●心底人生がいやになった. Life truly seemed no longer worth living.

・あいつは心底彼女に惚れていた. He was completely [head-over-heels] in love with her.