fails

VERB

be unsuccessful

Synonyms

STRONGEST

break down decline fall

STRONG

abort backslide blunder deteriorate fizzle flop flounder fold founder miscarry miss slip

WEAK

back wrong horse be defeated be demoted be found lacking be in vain be ruined come to naught come to nothing fall flat fall short fall through go astray go down go down swinging go downhill go up in smoke go wrong hit bottom hit the skids lose control lose out lose status meet with disaster miss the boat play into run aground turn out badly

Antonyms

STRONGEST

ascend go up rise

STRONG

accomplish achieve build correct develop do well succeed

WEAK

capture complete deliver earn finish gain merit obtain procure prosper reach win

VERB

abandon, forsake

Synonyms

STRONGEST

ignore neglect

STRONG

abort blink desert disappoint discount disregard fault forget funk miscarry omit overlook slight slip

WEAK

back out break one's word go astray let down overpass

Antonyms

STRONG

attend pay attention regard remember respect

WEAK

accomplish achieve capture complete deliver earn finish gain merit obtain procure prosper reach succeed win

VERB

lose money

Synonyms

STRONGEST

break close drop end finish

STRONG

crash defalcate default dishonor fold overdraw repudiate terminate

WEAK

be cleaned out be in arrears be ruined be taken to the cleaners become insolvent close down close one's doors drop a bundle go bankrupt go belly up go broke go bust go into Chapter 11 go out of business go to the wall go under go up lose big lose one's shirt

Antonyms

STRONGEST

bear begin commence continue create start

WEAK

accomplish achieve capture complete deliver earn gain merit obtain procure prosper reach succeed win

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If all else fails, she plans to cut the price again.

From MarketWatch • May 13, 2026

If SPY is below $750, the trade fails, which is less costly than buying the ETF and losing even more money.

From Barron's • May 13, 2026

If the company fails to pay the fine, Ofcom can pursue it through the courts.

From BBC • May 13, 2026

Maxxing, for the most part, fails to satisfy three of those principles — adequacy, balance and diversity.

From Salon • May 7, 2026

March 1, 1966: The Venera 3 probe lands on the planet Venus, but the communications system fails.

From "Women in Space" by Karen Bush Gibson