The most common and most likely answer to this crossword clue is the 3 letter word DEN
D
E
N
More clues leading to the result DEN
- Hideout in which outlaw Kelly retreats
- Study conclusion of Iliad in French
- Boy in study retreating
- Faculty head lacking area for study
- Retreat of French knight
- Daughter in from France finds secluded room
- See 13
- Study essential for gardeners
- Study Old English houses
- Study young Glaswegian thug retrospectively
Buddy explains!

The straight part
We know that "study" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case study = den.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 DEN mean?
DEN noun- A small cavern or hollow place in the side of a hill, or among rocks; especially, a cave used by a wild animal for shelter or concealment.
- A squalid or wretched place; a haunt.
- A comfortable room not used for formal entertaining.
- A narrow glen; a ravine; a dell.
- To ensconce or hide oneself in (or as in) a den.
- An old French coin worth one-twelfth of a sou.
- A unit of linear density which indicates the fineness of fiber or yarn, equal to one gram per 9000 meters, used especially to measure or indicate the fineness of hosiery. Originally equal to the weight of a denier coin per 9600 aunes.
- Person who denies something.
- (temporal location) At that time.
- (temporal location) Soon afterward.
- (sequence) Next in order; in addition.
- In that case.
- (sequence) At the same time; on the other hand.
- (affirmation) Used to contradict an assertion.