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

Prince Harry was already set to be in Britain next month for an annual ceremony run by WellChild, a charity that cares for seriously ill children and young people in the UK. — Max Foster, CNN Money, 20 Aug. 2026

The Eagles’ offensive line should be stellar, and Nick Sirianni is a run-heavy coach, but the quads have to seriously flex for Barkley to regain my trust. — Jess Bryant, New York Times, 19 Aug. 2026

Count on it if athletic directors and principals don’t take their jobs seriously to give scrutiny to transfer paperwork and make home visits. — Eric Sondheimer, Los Angeles Times, 19 Aug. 2026

Raymond wrote that the school took the audit seriously, made the reforms and submitted evidence to the state auditor. — Alula Alderson, Sacbee.com, 19 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