1) Bossy 2) Busybodied 3) Domineering 4) Interfering 5) Intrusive 6) Meddlesome 7) Meddling 8) Superserviceable 1) Busy 2) Busybodied 3) Interfering 4) Intrusive 5) Like a buttinsky 6) Meddlesome 7) Meddling 
volunteering one's services too eagerly
• (a.) Disposed to serve; kind; obliging. • (a.) Pertaining to, or being in accordance with, duty. • (a.) Importunately interposing services; intermeddling in affairs in which one has no concern; meddlesome.
Of·fi'cious adjective [ Latin officiosus : confer French officieux . See Office .] 1. Pertaining to, or being in accordance with, duty. [ R.] « If there were any lie in the case, it could be no more than as officious and venial one.» Note on Gen. x...
too eager or ready to help offer advice 
[SAT terms] intrusive in a meddling or offensive manner intrusive in a meddling or offensive manner