Lone (4)
'lone' is the definition.
(I know that lone can be written as solitary)
This is all the clue.
(Other definitions for solitary that I've seen before include "Without company" , "Confinement" , "Lone; isolated" , "punishment" , "Recluse" .)
'lone' is the definition.
(synonyms)
This is all the clue.
(Other definitions for only that I've seen before include "Solely, lone" , "Mere" , "See 6" , ". . . . the Lonely (sung by Roy Orbison)" , "Merely; single" .)
'lone' is the definition.
(I know that lone can be written as sole)
This is all the clue.
(Other definitions for sole that I've seen before include "A lone sort of fish - lose it" , "Exclusive class of fish" , "Flatfish; exclusive" , "Unique" , "Bottom of the foot" .)