心底

心底 refers to the innermost part of the heart, often used metaphorically to express deep emotions or genuine feelings. It conveys sincerity and authenticity, distinguishing it from more superficial expressions of emotion.

The character 心 (xīn) means 'heart,' while 底 (dǐ) means 'bottom' or 'base.' Together, they form a term that literally translates to 'the bottom of the heart,' symbolizing the core of one's being or truest feelings.

底 is commonly used in phrases like 心底深处 (xīn dǐ shēn chù), meaning 'deep within the heart.' This expression is often found in poetry, literature, and emotional conversations, emphasizing genuine sentiment and heartfelt truth.