sternly
/ˈstɝnli/ adverb C2- In a stern manner.
From the library
Phillips glared so sternly that Ruby began to cry.
Barker looked sternly at the detective.
“Did you touch it?” said Marilla sternly.
The child had evidently been crying and Marilla felt a pang of pity which she sternly repressed.
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