inexcusable

adjective

in·​ex·​cus·​able ˌi-nik-ˈskyü-zə-bəl 

: impossible to excuse or justify

inexcusable rudeness

inexcusableness noun

inexcusably

ˌi-nik-ˈskyü-zə-blē 

adverb

Synonyms

• indefensible
• inexpiable
• insupportable
• unforgivable
• unjustifiable
• unpardonable
• unwarrantable

Examples of inexcusable in a Sentence

spitting at a teacher is inexcusable behavior and will be severely punished

Recent Examples on the Web

Another user says Pereira not fighting Ankalaev is inexcusable. Combat Sports Insider suggested something bigger and more unexpected could be on the horizon. —Brian Mazique, Forbes, 19 Dec. 2024

And even if the results aren’t there, efforts like this on home ice are inexcusable. —Thomas Drance, The Athletic, 15 Dec. 2024

If China fails to embrace a genuine whole-of-government effort to end the epidemic—from closing all regulatory loopholes to prioritizing enforcement—the status quo will become beyond inexcusable. —Raja Krishnamoorthi, Foreign Affairs, 12 Dec. 2024

But overseeing a defense that failed to adjust and got killed by the two players the Patriots had to stop was inexcusable. —Andrew Callahan, Boston Herald, 19 Nov. 2024

Word History

Etymology

Middle English, from Latin inexcusabilis, from in- + excusabilis excusable

First Known Use

15th century, in the meaning defined above

Kids Definition

inexcusable

adjective

in·​ex·​cus·​able ˌin-ik-ˈskyü-zə-bəl 

: too bad to be excused : not justifiable

inexcusable rudeness

inexcusably

-blē 

adverb