infalible

infallible

ADJECTIVE

(unfailing)-infallible

Synonyms for infalible

Antonyms for infalible

ADJECTIVE

(sure)-certain

Synonyms for infalible

Random Word

Roll the dice and learn a new word now!

Get a Word

Want to Learn Spanish?

Spanish learning for everyone. For free.

Translation

The world’s largest Spanish dictionary

Conjugation

Conjugations for every Spanish verb

Vocabulary

Learn vocabulary faster

Grammar

Learn every rule and exception

Pronunciation

Native-speaker video pronunciations

Word of the Day

SpanishDictionary.com is the world's most popular Spanish-English dictionary, translation, and learning website.

Ver en español en inglés.com

FEATURES

ABOUT

SOCIAL NETWORKS

APPS

Making educational experiences better for everyone.

English dictionary and learning for Spanish speakers

French-English dictionary, translator, and learning

Immersive learning for 25 languages

Comprehensive resource for word definitions and usage

Essential reference for synonyms and antonyms

Adaptive learning for English vocabulary

Fast, easy, reliable language certification

Fun educational games for kids

Trusted tutors for 300+ subjects

Comprehensive K-12 personalized learning

Marketplace for millions of educator-created resources

35,000+ worksheets, games, and lesson plans