VERBS
- be, feel, seem
- become, grow, turn
- He had grown bitter as the years passed. Loving relationships can turn bitter
- remain
- leave sb, make sb
- The divorce had left her bitter
ADV
- extremely, very
- quite, rather, slightly
PREP
- about
- She still seems quite bitter about it
- towards
- I felt very bitter towards them
VERBS
- be
- become, turn
- The weather turned bitter
- remain
ADV
- extremely, really, very
- quite, rather
VERBS
- be, taste
- The drink tasted bitter
ADV
- extremely, very
- rather, slightly, somewhat