Meddler (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">meddler</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for busybody that I've seen before include "Person who meddles in the affairs of others" , "Proactive meddler" , "One minds everyone else's business" , "he'll nose around" , "Meddling person" .)
(Other definitions for interloper that I've seen before include "one who gatecrashes" , "Uninvited attendee" , "Intruder" , "one entering uninvited" .)