Soft, mushy, or slimy texture
Wrinkled, shriveled, or collapsed skin
Dark spots, mold, or fuzzy growth
Strong sour, rotten, or off smell
Yellowing or browning throughout
Leaking liquid or sticky surface
Hollow or spongy feel when squeezed
Bitter taste
Visible cuts, bruises, or decay spreading
Seeds or flesh that look brown or watery