The most common and most likely answer to this crossword clue is the 10 letter word STABILISES
I've seen this crossword clue in The Sunday Telegraph
S
T
A
B
I
L
I
S
E
S
Buddy explains!
The straight part
We know that "Is a bit less wobbly?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case is a bit less wobbly? = stabilises.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 STABILISES mean?
STABILISES verb- To make stable.
- To become stable.