The most common and most likely answer to this crossword clue is the 7 letter word IDEATES
I
D
E
A
T
E
S
More clues leading to the result IDEATES
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 IDEATES mean?
IDEATES verb- To apprehend in thought so as to fix and hold in the mind; to memorize.
- To generate an idea.