alliance

[uh-lahy-uhns] / əˈlaɪ əns /

NOUN

friendly association, agreement

Synonyms

STRONG

accord affiliation affinity betrothal bond coalition coherence collaboration collusion combination communion compact concord concurrence confederacy confederation congruity conjunction connection consanguinity cooperation engagement entente federation fraternization friendship interrelation kinship league marriage matrimony membership mutuality pact participation partnership relation support tie treaty union

Antonyms

STRONG

antagonism detachment disagreement disconnection discord disunity division divorce hatred opposition separation

WEAK

disunion estrangement hostility rebellion war

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.

Given the ongoing geopolitical reality, ending Washington's military alliance completely would significantly harm Israel's national security, Israel defence expert and retired Colonel Adi Bershadsky told AFP.

From Barron's • May 16, 2026

Reducing dependence on Washington could also give Israel greater flexibility to diversify its procurement strategy while maintaining its core alliance with the Pentagon.

From Barron's • May 16, 2026

China and Iran have an alliance dating back decades, and Beijing is Tehran's biggest trading partner.

From BBC • May 13, 2026

The bill represents the latest chapter in a region legendary for fierce battles over logging, and it marks an uncommon alliance between tribes and the environmental movement.

From Los Angeles Times • May 10, 2026

Later in the war, Billy was with Washington when he met with six Delaware Indian chieftains, trying to win their alliance against the British.

From "In the Shadow of Liberty" by Kenneth C. Davis

Vocabulary lists containing alliance

May the 4th Be With You: Star Wars Words

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Working Together: The Language of Unions

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Vocabulary from The Articles of Confederation

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!