The most common and most likely answer to this crossword clue is the 6 letter word ESPIED
I've seen this crossword clue in Financial Times
E
S
P
I
E
D
More clues leading to the result ESPIED
- Ridiculous speed, I observed
- Watched new episode, missing nothing
- Caught sight of Elvis’s fringes, of various colours
- Noticed wings of emus of multiple colours
- Spotted dramatic episode, when Oscar’s withheld
- Watched editor eating second pastry
- Noticed liquid is deep
- Perceived sixth sense that is dead
- Saw baked dish in European shop display in the beginning
- Clairvoyant's talent that is doubted, finally is observed
Buddy explains!

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 ESPIED mean?
ESPIED verb- To catch sight of; to see; to spot (said especially of something not easy to see)
- To examine and keep watch upon; to watch; to observe.
- To look or search narrowly; to look about; to watch; to take notice; to spy.