2) The most satisfying 2 letter word "WE":-use it.
3) The most poisonous 3 letter word "EGO":-kill it.
4) The most used 4 letter word "LOVE":-value it.

6) The fastest spreading 6 letter word "RUMOUR":-ignore it.
7) The most enviable 7 letter word "SUCCESS":-achieve it.

9) The most powerful 9 letter word "KNOWLEDGE": -acquire it.
10) The most essential 10 letter word "CONFIDENCE" :-trust it.