Guinea pig or chameleon (3)
I believe the answer is:
pet
(Other definitions for pet that I've seen before include "Tame animal kept for companionship" , "Cat or dog" , "Tamed animal; sulk" , "Favourite, may be teacher's" , "Favourite, darling" .)
I believe the answer is:
pet
(Other definitions for pet that I've seen before include "Tame animal kept for companionship" , "Cat or dog" , "Tamed animal; sulk" , "Favourite, may be teacher's" , "Favourite, darling" .)