The state of being companionable, suitability for companionship.(noun)
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Use "companionability" in a sentence
"There is admiration for his tremendous output of great poems at such a young age, affectionate companionability in his letters, and sadness for a flowering of talent blasted by an untimely frost."
"Kindness and companionability are to an older woman what t & a are to a younger."
"The dog genome is pretty well documented at this point and we know where the gene for aggression is as well as genes for timidity and companionability."