n.
Function: adjective
1
Synonyms: SERIOUS 2, heavy, severe, weighty
2
Synonyms: SERIOUS 1, earnest, no-nonsense, sedate, sober, sobersided, solemn, somber, staid, weighty
Related Words: heavy, ponderous; grim, sad, saturnine; awful, dreadful, horrible, terrible
Contrasted Words: flippant, light, light-minded
Antonyms: gay
3 involving marked risk of impairment or destruction FF1C; a grave illness FF1E;
Synonyms: dangerous, fell, grievous, major, serious, ugly; compare DANGEROUS 1
Related Words: deadly, destructive, dire, fatal, killing, murderous; frightening, ghastly, terrible; afflictive, severe
Contrasted Words: paltry, petty, trivial; harmless, innocuous; temporary, transitory