the bottom of one's heart

deepest depths / bottom of one's heart; depths of one's heart

bottomless / (figuratively) boundless / (figuratively) without discipline

to fail to do / almost; nearly; narrowly

failing to meet expectations

bottom / depth / sole / base

nephew

box for carrying books on one’s back

(of vegetation) thick growth / (obsolete) the third month of the lunar calendar

doing something later, producing something later; that which is done or made later / posterity, those who will live later, people in the future