Interminable (7)
'interminable' is the definition.
(synonyms)
This is all the clue.
(Other definitions for endless that I've seen before include "Havin no limit" , "Potentially boring" , "permanent" , "Everlasting" , "Going on and on, interminable" .)
'interminable' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for never-ending that I've seen before include "Ceaseless" , "Eternal" , "Unceasing" , "Everlasting" , "Interminable" .)
'interminable' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for long that I've seen before include "bought in advance" , "Thus having been treated by stretcher, perhaps" , "hunger" , "summer break?" , "Pant" .)
'interminable' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for unending that I've seen before include "Limitless" , "This is not getting close" , "Continuous" , "Constant" , "Perpetual - continual" .)