serious
adjective
[ ˈsɪərɪəs ]
• demanding or characterized by careful consideration or application.
• "marriage is a serious matter"
Similar:
important,
significant,
consequential,
of consequence,
momentous,
of moment,
key,
grave,
weighty,
far-reaching,
major,
urgent,
pressing,
crucial,
critical,
vital,
life-and-death,
high-priority,
no joke,
no laughing matter,
careful,
detailed,
in-depth,
deep,
profound,
meaningful,
• acting or speaking sincerely and in earnest, rather than in a joking or half-hearted manner.
• "actors who are serious about their work"
Similar:
in earnest,
earnest,
sincere,
wholehearted,
genuine,
meaning what one says,
committed,
firm,
resolute,
resolved,
determined,
• significant or worrying because of possible danger or risk; not slight or negligible.
• "she escaped serious injury"
Similar:
severe,
grave,
bad,
critical,
acute,
alarming,
worrying,
grievous,
dreadful,
terrible,
dire,
extreme,
dangerous,
perilous,
precarious,
parlous,
• substantial in terms of size, number, or quality.
• "he suddenly had serious money to spend"
Similar:
considerable,
sizeable,
substantial,
appreciable,
significant,
goodly,
tolerable,
fair,
reasonable,
tidy,
hefty,
handsome,
comfortable,
decent,
worthwhile,
worth having,
worth taking into account,
ample,
plentiful,
abundant,
superabundant,
great,
large,
lavish,
profuse,
generous,
marked,
noticeable,
not to be sneezed at,
OK,
plenteous,
Origin:
late Middle English: from Old French serieux or late Latin seriosus, from Latin serius ‘earnest, serious’.