a hole
door
A four letter word meaning the foundation of something is base.
The four letter word for repairing something is mend.
Care
have
room
slit
open
doorway
A four letter word meaning the foundation of something is base.
wide
The four letter word for repairing something is mend.
PORE
omen
Mend
have
A four letter word for something a violinist needs could be Bows.
Hole Cave