Unenthusiastic

//ʌnɛnθjuːziˈæstɪk// adj

adj ·Moderate ·College level

Definitions

Adjective

1
Without enthusiasm; unexcited.

Adjective

1
not enthusiastic; lacking excitement or ardor wordnet

Synonyms

cold adiaphroistic apathetic apathetic apathistical backward

Antonyms

enthused enthusiastic heartless interested

Example

"Tom is unenthusiastic, isn't he?"

Etymology

From un- + enthusiastic.

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