The most common and most likely answer to this crossword clue is the 8 letter word SANTIAGO
S
A
N
T
I
A
G
O
More clues leading to the result SANTIAGO
- Capital that’s not for investing in cereal product
- Against going through slump with zero capital
- City‘s playing against Lazio for final
- Capital city worker, one in the past undermining society
- Capital‘s cereal cut by opponent
- Opposed to puncturing starch in the City
- South opposed to past capital
- One of the 19 against entering that foreign city
- New against old capital
- Caper — not cold — put into pudding is capital
Buddy explains!

The straight part
We know that "capital" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case capital = santiago.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.