Hésiter.
To utter 'hems' and 'haws'; indicated hesitation
To be indecisive; to go back and forth in the making of a decision; SYN. bullshi, bull, fake.
1. To sway to and fro; SYN. weave.
2. Pause or hold back in uncertainty or unwillingness
3. Be unsure or weak
4. Move hesitatingly, as if about to give way
5. Move back and forth very rapidly
6. Give off unsteady sounds, alternating in amplitude or frequency