The quality or capacity of being able to be affected or influenced by something.
From 'affectable' + '-ity' (quality noun suffix). 'Affectable' comes from 'affect' (Latin 'affectus') + '-able' (capable of). The '-ity' suffix transforms the adjective into a noun representing the abstract quality.
This word breaks down into 'affect' + 'able' + 'ity'—three layers showing how English loves to stack suffixes! It means literally 'the capacity to be changed or moved,' which is fundamental to psychology and emotion.
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