Functional
Functional adjective - Capable of being put to use or account.
Usage example: a functional knowledge of auto mechanics
Impractical
Impractical adjective - Not capable of being put to use or account.
Usage example: the flimsy little toy shovel was cute, but completely impractical for digging up tree stumps
Functional is an antonym for impractical.
Nearby Words: impracticable, impracticability
Both words in one sentence
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Impractical Musical Instrument Skills: Justified, in that only two of his fingers were fully functional.
Source: Music / Django Reinhardt -
Awesome, but Impractical: Roiko is a fully sentient android build by Andou however she consumes an incredible amount of energy causing him a substantial amount of money to keep her functional.
Source: Manga / Ratman
Cite this Source
Impractical and Functional. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/functional/impractical
Functional & Impractical. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/functional/impractical>.
Impractical or Functional. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/functional/impractical.
Google Ngram Viewer shows how "functional" and "impractical" have occurred on timeline