Companion
Companion noun - A person frequently seen in the company of another.
Spare and companion are semantically related. In some cases you can use "Spare" instead a noun "Companion".
Nearby Words: companionable, companionship, companioned
Mutual synonyms
Both words in one sentence
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Her only companion is her kitty Kansuke, whom she loves to knit ridiculous outfits for in her spare time.
Source: Manga / Cat Paradise -
The story turns out to be actually a video game the Doctor's companion Izzy has been playing on her spare time.
Source: Milestone Celebration -
When Bruce took out the battery for the machine with Sugar's help (Sugar was Nygma's companion for the night), he walks into the room with a deactivated Box...until Sugar reveals that she had a spare battery on her, courtesy of Edward.
Source: Film / Batman Forever
Cite this Source
Spare and Companion. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/companion/spare
Companion & Spare. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/companion/spare>.
Spare or Companion. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/companion/spare.
Google Ngram Viewer shows how "companion" and "spare" have occurred on timeline