Unsteady in speech or action.
ETYM Old Eng. fikel untrustworthy, deceitful, AS. ficol, from fic, gefic, fraud, deceit.
Marked by erratic changeableness in affections or attachments; SYN. volatile.
Having unpredictable ups and downs.
So great as to cause one to stagger; astonishing, overwhelming
Moving to and fro suspended or as if suspended from above; SYN. swinging.
Inclined to fluctuate or waver; indecisive.
Vacillant, not certain in objective or action
(Of sound) Fluctuating unsteadily.
1. In a manner characterized by trembling or shaking.
2. In an insecurely shaky manner.
In a shocking manner; in a manner which amazes or astounds