dynamo Antonyms

quitter toady tramp truant vampire viewer welcher detractor prevue junketeer hirudinean tarrier straggler sponger saunterer scalawag shirker signatory slattern sloth slubberdegullion slugabed sluggard snail beachcomber scrounger bad lot bludger clinger contrarian cyberslacker scrimshanker ambitionless person diffident person disinterested person cannot-doer armchair quarterback chav defeatist faultfinder layabout slowpoke black sheep clock watcher couch potato lie-abed no-account freeloader naysaying disorganised person