The most common and most likely answer to this crossword clue is the 2 plus 5 letter word AT HEART
A
T
H
E
A
R
T
More clues leading to the result AT HEART
- Deep down in U-boat, hear torpedo
- Really a menace, delaying the queen
- Basically that's worked to hold attention
- Articles written with skill, fundamentally
- Essentially a danger when river moves south
- A new 28 advanced by slightly terrifying 10 down, fundamentally
- Really try in a bike racing event
- Substantially awry, changing west to east
- Basically, try to interrupt a race
- Really showing skill penning two articles
Buddy explains!

The straight part
We know that "Basically" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case basically = at heart.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.