alvorlig

Etymology
From, from.

Adjective

 * 1) serious (important; weighty; not trifling; leaving no room for play)
 * 2) grave
 * 3) earnest
 * 4) grievous
 * 5)  seriously, gravely, earnestly, severely, grievously, thoroughly

Etymology
From.

Adjective

 * 1) serious, severe, grave

Adverb

 * 1) seriously