NO. 1 Synonyms: 208 Similar and Opposite Words

number one

adjective

variants also No. 1

as in main

coming before all others in importance considers international terrorism to be the number one threat to national security

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in excellent

of the very best kind the company's chocolate is rated as number one by serious chocoholics

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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Recent Examples of number one The question will be, number one is, what are the excesses beyond the insured amounts and the ability to deal with those and the companies, in terms of meeting payrolls? —

Nbc Universal, NBC News, 12 Mar. 2023 Depositors and workers in the companies whose deposits are in that bank need to be job number one. —

CBS News, 12 Mar. 2023 The city's even earned the rating of number one most stressful for workers in the U.S., according to a recent report. —

Michael Murney, Chron, 8 Mar. 2023 The number one priority in those situations is the health of the player. —

Dalton Ross, EW.com, 2 Mar. 2023 See All Example Sentences for number one

Recent Examples of Synonyms for number one

Adjective

The fact that every single main cast member is on the ballot suggests that HBO made sure all main cast members were submitted and then allowed recurring performers to submit themselves.

— Joe Reid, Vulture, 20 June 2026
However, that change requires the Green Mountain Care Board, the state's main healthcare regulator, to go through a rulemaking process, which would not be finalized by the start of the coming hospital fiscal year in October, delaying the pricing reform implementation.

— OLIVIA GIEGER VTDigger, Arkansas Online, 20 June 2026