Reliable

//ɹɪˈlaɪəbl̩//

Word Type

Adjective

Adjective

Noun

The word "reliable" can be used as adjective, adjective and noun.

Word Relationships

Opposites (Antonyms)

unreliable unreliable

Derived Terms

nonreliable ol' reliable reliabilism reliabilist reliableness reliably semireliable superreliable ultrareliable

Derived From

Context

signal processing

Related Terms

reliability reliance rely

Related Terms

dependable dependence fit reliability reliance rely rely on suitable trustworthy

Similar Terms

certain certain sure tested time-tested tried tried and true tried and true trustworthy trusty undeviating undeviating

Synonym Network

authentic dependable secure trustworthy trusty

More for "reliable"

Meaning Synonyms Word Forms Antonyms

Related Topic Clusters

Sales and Marketing Copy Words

Conversion-oriented language for landing pages, ads, and lifecycle campaigns.

Next best steps

Definition Synonyms Sentences Read the blog

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.