The most common and most likely answer to this crossword clue is the 6 letter word AZORES
A
Z
O
R
E
S
More clues leading to the result AZORES
- Cut-throat maybe exposed on small island chain
- Unknown soldiers in ocean around archipelago
- Bow dropped in cutters circling eastern island group
- God swallows up Australian island group
- Lazy? Work less, employing couples within the islands
- Type of map acquired with foreign currency’s used for archipelago
- Arizona has mineral deposits for Portuguese archipelago
Buddy explains!

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