seriously

adverb

se·​ri·​ous·​ly ˈsir-ē-əs-lē 

1

: in a sincere manner : earnestly

speaking seriously

2

: to a serious extent : severely, extremely

seriously injured

Synonyms of seriously

• extremely
• terribly
• very
• incredibly
• too
• really
• highly
• damn
• so
• badly
• damned
• severely
• desperately
• far
• greatly
• especially
• that
• much
• intensely
• heavily
• most

Examples of seriously in a Sentence

No one was seriously injured in the accident.

I thought seriously about death while I was in the hospital.

You should seriously consider buying a new car.

You don't mean that seriously, do you?

It was so hot that we nearly melted. But seriously, it was hotter than I've ever experienced.

I think you are seriously mistaken.

Recent Examples on the Web

Two people, including a 13-year-old boy, were seriously hurt following a small plane crash on Wednesday in West Michigan, according to Michigan State Police. — Dejanay Booth-Singleton, CBS News, 13 Aug. 2026

Turning this whole thing into a joke also undermines the danger of the Trawler — just how seriously are we supposed to take this threat? — Louis Peitzman, Vulture, 13 Aug. 2026

Instead, each of the two hydrogen engines powering the JCB Hydromax has been seriously worked on, increasing their outputs to 800 hp (597 kW) apiece. — Jonathan M. Gitlin, ArsTechnica, 12 Aug. 2026

Google is a company that really does take your security seriously, and the work that goes on behind the scenes to make its ecosystem a safer place for all is often overlooked. — Davey Winder, Forbes.com, 12 Aug. 2026

Word History

First Known Use

1643, in the meaning defined at sense 2

Phrases Containing seriously

• take (someone or something) seriously
• take themselves too seriously

Rhymes for seriously

• deliriously
• imperiously
• mysteriously