Said it before too I guess. Just listing films of this decade.
1. RAONE (This film can compete for Top rank in All Time list for Buzz)
2. Dhoom 3
3. Ek Tha Tiger
5. Happy New Year
7. PRDP / Krrish 3
9. Chennai Express / Dilwale
10. Kick / Agneepath / Bang Bang
Other notable films in term of buzz are MNIK, Tees Maar Khan, Ready, The Dirty Picture, Don 2, Rowdy Rathore, Jab Tak Hai Jaan, Dabbang 2, Bajrangi Bhaijaan, Dangal, Raees, etc.
If you go for Previous decade Kabhi Khushi Kabhi Gham will be at Top followed by likes of Mission Kashmir, Veer Zara, Main Hoon Naa, KANK, Don, Dhoom 2, Om Shanti Om, Welcome, Singh Is Kingg, RNBJ, Ghajini, 3 Idiots in order of release date