With the ability of being interchanged or swapped(adverb)
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Use "interchangeably" in a sentence
"The Brotherhood, he says, using the term interchangeably with its political party, the FJP, is not really democratic."
"Many use the term interchangeably with temperament, some confound it with temperament and hereditary disposition, others recognize it as a distinct modifying condition; but I know of no writer, except myself, who has yet attempted a classification of the subject, or who has dared to recognize its importance as a modifying condition of character."
"I am a neo-pagan (or a wiccan-iIl use the term interchangeably)"