Energy
Energy noun - The ability to exert effort for the accomplishment of a task.
Usage example: I'm so tired that I don't think I have the energy to take another step
Usefulness and energy are semantically related. In some cases you can use "Usefulness" instead a noun "Energy".
Usefulness
Usefulness noun - The capacity for being useful for some purpose.
Energy and usefulness are semantically related. Sometimes you can use "Energy" instead a noun "Usefulness".
Mutual synonyms
How words are described
Both words in one sentence
- Mag Mel from Bakugan kills and absorbs Mistress Sellon after she had outlived her usefulness, using her energy to power himself as he prepares to carry out his ultimate plan.
Source: Devour the Dragon -
When Mistress Sellon actually does outlive her usefulness, he promptly kills her in an absolutely chilling way as she's pleading for him to spare her, then eats her energy to fuel himself.
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All of the larger capital ships are at least armed with homing energy cannons or precise guns that severely negate the usefulness of fighter squadrons against them.
Source: Point Defenseless
Cite this Source
Usefulness and Energy. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/energy/usefulness
Energy & Usefulness. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/energy/usefulness>.
Usefulness or Energy. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/energy/usefulness.
Google Ngram Viewer shows how "energy" and "usefulness" have occurred on timeline