Uuummmm

You use all actions bonus actions and movement in the casting of this spell.

For the next 6 seconds you stand motionless saying something to the effect of "Um uh I think Im going to uh or maybe..."

This spell can be cast by non magic classes as well and does not require the caster to have this spell prepared.

The DM can force a player to cast this spell if the player takes to long trying to decide what they are doing on there turn.