Synonyms of zealous

zealous

adjective

as in fervent

feeling or showing strong and energetic support for a person, cause, etc.; filled with zeal

zealous fans

She was one of the president's most zealous supporters.

The detective was zealous in her pursuit of the kidnappers.

Related Words

• fervent
• enthusiastic
• ardent
• passionate
• passional
• impassioned
• intense
• fervid
• vehement
• perfervid
• religious
• demonstrative
• feverish
• gung ho
• warm
• sentimental
• emotional
• keen
• charged
• incandescent
• flaming
• torrid
• sloppy
• fiery
• blazing
• superheated
• mawkish
• red-hot
• hot-blooded
• gushy
• burning
• obsessed
• sugary
• saccharine
• mushy
• glowing
• histrionic
• infatuated
• sappy
• warm-blooded
• melodramatic
• enamored
• uninhibited
• schmaltzy
• maudlin
• gushing
• unrestrained
• unreserved
• frenzied
• orgiastic
• overexcited
• overheated
• overemotional

Dissimilar Words

• objective
• dry
• detached
• impersonal
• reserved
• cold
• dispassionate
• cool
• impassive
• undemonstrative
• unemotional
• emotionless

Example Sentences

Recent Examples of zealous

Dunk, Welly and Shirm are on the interplanetary run from a zealous-yet-inept officer of the law named Zandro. — Andreas Wiseman, Deadline, 22 June 2026

On and off the field, soccer, the world’s most popular sport, ignites zealous passions. — Carlos Aguilar, The Orlando Sentinel, 19 June 2026

Law firms have long sought to make use of close relationships at the Justice Department to assist their clients, which many lawyers consider zealous advocacy. — Sarah N. Lynch, CBS News, 17 June 2026

Meanwhile, Harris welcomed her endorsement by Dick Cheney, who was not a very popular vice president but was a zealous defender of torturing Muslims. — Ta-Nehisi Coates, Vanity Fair, 15 June 2026