The most common and most likely answer to this crossword clue is the 8 letter word MISSHAPE
I've seen this crossword clue in The Daily Telegraph
M
I
S
S
H
A
P
E
More clues leading to the result MISSHAPE
- Make ugly girl initially hug primate
- Son involved in accident filling in new form wrongly
- Wrongly form pies to be cooked with mash
- Spoil the mould dishing up pies and mash
- Accident across square on base of statue creates deformity
- Woman, alongside husband by mirror, rejected confectionery?
- Disfigurement caused by unfortunate accident going round second base
- Give an unnatural form to different phases, begun with half a mind
- Note phases that go awry and deform
- Maiden lands on messy heap, a splodge?
Buddy explains!

The straight part
We know that "Wrongly form" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wrongly form = misshape.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 MISSHAPE mean?
MISSHAPE noun- A misshapen person; a misshapen body.
- A misshapen object; now especially, a broken item (especially food) sold individually at a cheaper price.
- To shape badly or incorrectly.