The most common and most likely answer to this crossword clue is the 6 letter word BODIES
I've seen this crossword clue in The Guardian
B
O
D
I
E
S
More clues leading to the result BODIES
Buddy explains!
The straight part
We know that "main parts" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case main parts = bodies.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 BODIES mean?
BODIES noun- Physical frame.
- Main section.
- Coherent group.
- Material entity.
- The shank of a type, or the depth of the shank (by which the size is indicated).
- A three-dimensional object, such as a cube or cone.
- To give body or shape to something.
- To construct the bodywork of a car.
- To embody.
- To murder someone.
- (by extension) To utterly defeat someone.
- To hard counter a particular character build or play style. Frequently used in the passive voice form, get bodied by.