Also found in: Dictionary, Medical, Legal, Acronyms, Idioms, Wikipedia.
Graphic Thesaurus  🔍
Display ON
Animation ON
  • adj

Synonyms for serious

Synonyms for serious

full of or marked by dignity and seriousness

marked by sober sincerity

having great consequence or weight

causing or marked by danger or pain, for example

not easy to do, achieve, or master

Synonyms for serious

concerned with work or important matters rather than play or trivialities


of great consequence

Related Words

causing fear or anxiety by threatening great harm

appealing to the mind


Related Words

completely lacking in playfulness

requiring effort or concentration

Related Words

References in classic literature ?
And this will now plainly appear, if, instead of serious and comic, we supply the words duller and dullest; for the comic was certainly duller than anything before shown on the stage, and could be set off only by that superlative degree of dulness which composed the serious.
To say the truth, these soporific parts are so many scenes of serious artfully interwoven, in order to contrast and set off the rest; and this is the true meaning of a late facetious writer, who told the public that whenever he was dull they might be assured there was a design in it.
There was everything in the world against their being serious but his words and manner.
I have not made a serious reply since I gave up practice at the Scottish Bar.
We were both engaged in the serious business of croquet at the time--and it was doubtful which of us did that business most clumsily.
Assuming your absurd superstition to be a serious thing, you are taking the wrong means to prove it true.
The doctor, on being consulted, was of opinion that serious opposition to her wishes would, in all probability, produce another and perhaps a fatal fit of illness, and Mrs.
He had learned that Dantes had been taken to prison, and he had gone to all his friends, and the influential persons of the city; but the report was already in circulation that Dantes was arrested as a Bonapartist agent; and as the most sanguine looked upon any attempt of Napoleon to remount the throne as impossible, he met with nothing but refusal, and had returned home in despair, declaring that the matter was serious and that nothing more could be done.
A momentary blush suffused her face - perhaps, a blush of sympathetic shame for such an awkward style of presentation: she gravely examined the volume on both sides; then silently turned over the leaves, knitting her brows the while, in serious cogitation; then closed the book, and turning from it to me, quietly asked the price of it - I felt the hot blood rush to my face.
It was with an agitated, burning heart and brain that I hurried homewards, regardless of that scorching noonday sun - forgetful of everything but her I had just left - regretting nothing but her impenetrability, and my own precipitancy and want of tact - fearing nothing but her hateful resolution, and my inability to overcome it - hoping nothing - but halt, - I will not bore you with my conflicting hopes and fears - my serious cogitations and resolves.
Nine more speaking characters were left to be fitted with representatives; and with that unavoidable necessity the serious troubles began.
After encouraging the idea of the play, they declined the personal sacrifice of acting in it -- or, they accepted characters, and then broke down in the effort to study them -- or they volunteered to take the parts which they knew were already engaged, and declined the parts which were waiting to be acted -- or they were afflicted with weak constitutions, and mischievously fell ill when they were wanted at rehearsal -- or they had Puritan relatives in the background, and, after slipping into their parts cheerfully at the week's beginning, oozed out of them penitently, under serious family pressure, at the week's end.
If, therefore, he so notoriously failed in this regard, there must be a serious cause for it.
You have some serious cause of complaint against Madame.
Sometimes they say, "Oh, how very serious you have made me look, Miss La Creevy