shakenlyadv.
Etymology: -ly suffix2.Previous versions of the OED give the stress as: ˈshakenly.
rare.
the mind > will > decision > irresolution or vacillation > [adverb]
1890 148 545/1 ‘You do not trust me,’ he said, low and shakenly.
This entry has not yet been fully updated (first published 1913; most recently modified version published online June 2019).