Seesaw (6)
'seesaw' is the definition.
(I know that seesaw can be written as teeter)
This is all the clue.
(Other definitions for teeter that I've seen before include "Hesitate on the brink" , "Vacillate" , "Rock unsteadily on edge" , "Sway, as if about to fall" , "Totter, wobble" .)
'seesaw' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for waver that I've seen before include "Falter, be irresolute" , "hold back" , "Vacillate" , "Show hesitation, begin to give way" , "Begin to weaken" .)