Synonyms:
frowningly
Meaning: with a frown; while frowning; "he looked at her frowningly"
Usage examples
Then turning to Mr. Underwood, who stood looking on frowningly, somewhat troubled by the turn matters had taken, Walcott added, playfully,--
Almost level with his own, he looked into the eyes of a crawling man who--stooped, one hand steadying himself against the slant of the ravine, the other below, carrying a rifle--was peering frowningly ahead.