Good words and sentences to describe sadness?

First, good words

Sadness, sadness, frown, sadness, heartache, heartbreak, sigh, sadness, woebegone, tears, heart and gallbladder cracked, grief-stricken, sad face, anxiety, burning all my insides, heartbreak.

Second, good sentences

1, tears seem to flow into my heart and become sour and bitter.

I stood there in a daze, my heart was rolling up and down, and my insides seemed to be moving.

When my nose is sour, two lines of tears roll down my cheeks.

He could no longer control his feelings and felt bitter bile pouring into his mouth.

I can't control myself. All kinds of feelings are intertwined and violently impact me. Tears covered my eyes again ... I always cry today. What are those tears? Is it bitter or sweet?