The most common and most likely answer to this crossword clue is the 7 letter word THYROID
T
H
Y
R
O
I
D
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 THYROID mean?
THYROID noun- The thyroid gland.
- The thyroid cartilage.
- Of, relating to, or being the thyroid gland.
- Of, relating to, or being the chief cartilage of the larynx.