Wiktionary
suspensefully
adv. In a suspenseful manner.
Usage examples of "suspensefully".
Choking back sobs, the fat wife creeps suspensefully around the house, peering into closets and behind doors, while all along the psycho bitch is right behind her -- which the audience knows by the way the camera angle turns and jerks and reels around, depicting how a psycho bitch would see a wife.
The pleasure which had swept over me had been tidal, surging through me in languorous waves and then ebbing by suspensefully slow degrees.