Synonyms of seriously

Adverb

1. seriously, earnestly, in earnest

usage: in a serious manner; "talking earnestly with his son"; "she started studying snakes in earnest"; "a play dealing seriously with the question of divorce"

2. badly, severely, gravely, seriously

usage: to a severe or serious degree; "fingers so badly frozen they had to be amputated"; "badly injured"; "a severely impaired heart"; "is gravely ill"; "was seriously ill"

Definition and meaning of seriously (Dictionary)