The quality or state of being capable of being placed side by side or brought into proximity.
From apposable plus -ity suffix forming abstract nouns. Apposable comes from appose (from Latin apponere, ad + ponere 'to place').
In grammar, apposability describes whether words can sit next to each other as appositives—like 'my friend Sarah' where 'friend' and 'Sarah' are apposable (you can put them side by side).
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