Plausibly

It cannot plausibly be argued that behaviour of such complexity derives entirely from instinct.

My mother said I would've been good for politician I spoke so much. I just can't plausibly lie.

The three most discussed possibilities for the route of this migration are: (1) across the Bering Land Bridge from Siberia to Alaska, (2) along the coast from Siberia to Alaska, or, far less plausibly, (3) along the North Atlantic ice-edge corridor from Europe to Atlantic Canada.

She lied plausibly, but the police suspected her anyway.

Plausibly, she said she'd been working at the time.