The most common and most likely answer to this crossword clue is the 6 letter word ADVERB
I've seen this crossword clue in Financial Times
A
D
V
E
R
B
More clues leading to the result ADVERB
- Part of speech of vicar brought up in bad development
- Clearly providing an example of this
- Braved winds courageously, for example
- Maintain bishop must imprison Duchess immediately, say
- Unfinished commercial initially broadcast widely, for example
- Braved winds bravely, say
- Cockney's eaten fennel, perhaps containing dash of vetch— unwisely?
- Notice minister flipped on key part of speech
- Notice vicar rejected key part of speech
- One’s really commercial, making final billion
Buddy explains!
The straight part
We know that "foolishly perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case foolishly perhaps = adverb.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 ADVERB mean?
ADVERB noun- (grammar) A word that modifies a verb, adjective, other adverbs, or various other types of words, phrases, or clauses.
- To make into or become an adverb.