serious

Not at all light

Serious describes something requiring careful attention or carrying significant weight.

A serious illness threatens health; a serious conversation addresses important matters.

Serious people are earnest and not given to levity: She's serious about her career.

To take something seriously is to treat it as worthy of consideration.

Are you serious? questions whether someone truly means what they've said.

Serious money or serious talent emphasizes impressive magnitude.

grave

somber

Gravely serious in mood

  • solemnSerious and dignified
  • grimHarsh and foreboding
  • sternStrict or ship's aft

unsmiling · sober · staid · dignified · austere · subdued · funereal · mournful · dour · severe

important

significant

Having notable importance

major · critical · pressing · urgent · pivotal · crucial · momentous · considerable · profound · far-reaching

medical

diagnosis

Identification of illness

critical · acute · severe · life-threatening · complications · chronic · terminal · hospitalization · treatment · surgery

sincere

genuine

Truly what it claims

authentic · real · true · straightforward · candid · frank · wholehearted · unfeigned · no-nonsense · direct

dedicated

commitment

Firm pledge to act

hardworking · persistent · tenacious · focused · disciplined · industrious · meticulous · persevering · studious · driven

intense

deep

Far from surface

ardent · consuming · absorbing · engrossing · heavyweight · substantial · committed · involved · engaged · immersed

thoughtful

contemplative

Inclined to deep thought

introspective · analytical · deliberative · measured · careful · considered · reasoned · studious · cerebral · intellectual

Categories
Opposites
tone/manner

seriousplayful

Inclined toward fun

lighthearted · humorous · joking · funny · facetious

importance/severity

serioustrivial

Lacking significance or weight

minor · unimportant · trifling · negligible · insignificant

depth of engagement

serioussuperficial

Lacking depth or substance

casual · cursory · halfhearted · dilettantish · amateurish

Phrases
Family

seriously, seriousness, unserious, nonserious, seriocomic, overserious, non-serious, unseriousness, serious-minded

Familiarity
Top 2,000
Profile
Known to kids · Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G