Sway to and fro informal verb phrase
To keep moving, swinging, bending, tilting, etc., slowly in one direction and then back in the opposite direction.
The girls were swaying to and fro in time with the song.
A sudden and violent wind made the tree sway to and fro and its leaves kept coming down all around me.
To oscillate between two opposed viewpoints, opinions, inclinations, etc.
We don't have much time left. I wish he'd stop swaying to and fro over this and make up his mind.
Used to describe someone dancing, swaying, or singing excitedly to some music, especially rock.
To swing, tilt, or shake from side to side.
The verb "sway" should be conjugated according to its tense.
To say, or believe something or someone that seems completely crazy, delusional, or stupid
You spent 1000$ on a new pair of shoes! It is insanely crazy. You need your head examined.