Bute, for example (4)
I believe the answer is:
isle
'bute for example' is the definition.
(I know that Isle of Bute is a isle)
This is all the clue.
(Other definitions for isle that I've seen before include "I shall hear" , "eg Man, Ely" , "Sea-girt area" , "like 'Hoy!'" , "Dogs, say" .)