The most selfish one letter word is "I"

Avoid it.

The most satisfying two-letter word is "WE"

Use it.

The most poisonous three-letter wordis"EGO"

Kill it.

The most used four-letter wordis "LOVE"

Value it.

The most pleasing five-letter word"SMILE"

Keep it.

The fastest spreading six-letter word"RUMOUR"

Ignore it.

The hardest working seven-letter wordis "SUCCESS"

Achieve it.

The most enviable eight-letter wordis"JEALOUSY"

Distance it.

The most powerful nine-letter wordis "KNOWLEDGE"

Acquire it.

The most essential ten-letter word"CONFIDENCE"

Trust it.