| 心 |
xīn dǐ | bottom of one's heart |
| 心 |
xīn | heart / mind / intention / center / core / CL:颗,个 |
| 底 |
de | (equivalent to 的 as possessive particle) |
| 底 |
dǐ | bottom; base / background; foundation / copy (of a manuscript or receipt etc) kept as a record / (suffix) end of a year or month / (math.) radix; base (abbr. for 底数) |