The most common and most likely answer to this crossword clue is the 8 letter word DREARIER
D
R
E
A
R
I
E
R
More clues leading to the result DREARIER
- More dismal, stop working clutching back? Right
- More dismal raise that is accepted by doctor
- Relatively dull Romeo feeds ducks by river
- More boring daughter at stern? That is right
- More forlorn, darling? That’s right — that’s about right
- Sadder end in dire neglect
- Medic welcomes parent that is less attractive
- Doctor, before losing heart, getting gloomier
Buddy explains!

The straight part
We know that "Sadder" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sadder = drearier.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does DREARIER mean?
DREARIER adjective- Drab; dark, colorless, or cheerless.
- Grievous, dire; appalling.