more sad / sadder

English as a Second Language English Vocabulary, Grammar and Idioms
1
  1. It made her feel only more sad than excited.
  2. It made her feel only sadder than excited.
    Are both correct?
2

Neither work.

It made her feel sad/sadder, rather than excited.

3

Beeesneees,
“It made her feel only more sad, rather than excited.”
Is this sentence also OK?
Thanks.

4

No, as indicated here: