1) Act like a yenta 2) Be a busybody 3) Be a buttinsky 4) Be a kibitzer 5) Be officious 6) Butt in 7) French word used in English 8) Interfere 9) Interfere unwantedly 10) Interpose 11) Intervene 12) Intrude 13) Intrude, interfere 14) Step in 15) Stick your nose in 16) Tamper 1) Butt in 2) Interfere 3) Intermeddle 4) Intervene 5) Intrude 6) Mixin 7) Pry 8) Snoop 9) Tamper 
• (v. t.) To mix; to mingle. • (v. i.) To interest or engage one`s self unnecessarily or impertinently, to interfere or busy one`s self improperly with another`s affairs; specifically, to handle or distrub another`s property without permission; -- often followed by with or in. • (v. i.) To mix; to mingle. • (v. i.) To interest o...
Med'dle transitive verb To mix; to mingle. [ Obsolete] Chaucer. « 'Wine meddled with gall.'» Wyclif (Matt. xxvii. 34). Med'dle` intransitive verb [ imperfect & past participle Meddled ; present participle & verbal noun Meddling .] [ Middle English medlen to mix, Old French medler , mesler , French mêler , Late Latin misc...
[v] - intrude in other people`s affairs or business
intrude in other people's affairs or business intrude in other people's affairs or business