busybody

a person who meddles in the affairs of others that busybody across the street is always telling me how to tend to my own garden Synonyms buttinsky (also buttinski), interferer, interloper, intermeddler, intruder, kibitzer (also kibbitzer), meddler, nosey parker [chiefly British] Related Words gaper, gawker, gawper [chiefly British], gazer, peeper, peeping Tom, prier (also pryer), rubberneck, rubbernecker, snoop, snooper, spy; blabber, discloser, gossip, gossiper, prattler, quidnunc, revealer, teller; betrayer, talebearer, tattler, tattletale, telltale; snake, sneak; informant, informer, snitcher, squealer, stool pigeon