[ adv ] in an alarming manner <adv.all> the disturbing thing about the Minister's behavior is that far from being artificial, it too often rings frighteningly true
Laurence Fishburne is frighteningly charismatic as the brooding Ike - it is easy to see why Anna Mae falls for him as a young man, easier still to see why Tina leaves him two decades later.
For Mary Trundy, waiting for word from her twin brother trapped in Kuwait is all frighteningly familiar.