Sharp projection starts to tear up small kitchen (4)
I believe the answer is:
tusk
'sharp projection' is the definition.
I know that 'sharp' relates to this answer. I also know that both the answer and definition are singular nouns
'starts to tear up small kitchen' is the wordplay.
'starts to' says to take the initial letters.
The first letters of 'tear up small kitchen' is 'TUSK'.
Can you help me to learn more?
(Other definitions for tusk that I've seen before include "Walrus horn" , "Long protruding tooth" , "'Long pointed tooth, of an elephant say (4)'" , "Walrus's long tooth" , "Elongated tooth" .)