The most common and most likely answer to this crossword clue is the 4 plus 2 plus 3 plus 5 letter word DEAD TO THE WORLD
D
E
A
D
T
O
T
H
E
W
O
R
L
D
More clues leading to the result DEAD TO THE WORLD
- What toddler does — briefly fidgeting when fast asleep
- Alerted Todd, who’s knocked unconscious
- Late drink by ambassador with tipsy lord definitely out?
- Showing the full effects of crashing?
- Hyperactive toddler we had to get out
- Poor toddler who ate lizard’s tail is unconscious
- To date he’d moved student taken in by promise to be out
- Poor toddler who ate last of food must be asleep
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.