Wiktionary
disquietingly
adv. In a disquieting manner
WordNet
disquietingly
adv. in a disquieting manner; "the disquietingly close sounds of gunfire"
Usage examples of "disquietingly".
His cheeks thus pulled into shadow while the light flickered across nose and brow, he looked disquietingly like a shearbill about to stoop on prey.
To the Gael, meticulously scrubbing and picking cruor from his chaincoat, it was a question that called disquietingly for an answer—and he had none.
She surfaced with a translucent disc the size of her hand, trailing short tentacles that disquietingly resembled those of a box jellyfish.