gain
gain is a valid 4-letter word worth 5 points in Scrabble and 7 points in Words with Friends.
What does gain mean?
The amount of increase in signal power or voltage or current expressed as the ratio of output to input.
The amount by which the revenue of a business exceeds its cost of operating.
A quantity that is added.
“they recorded the cattle's gain in weight over a period of weeks”
The advantageous quality of being beneficial.
Increase (one's body weight).
“She gained 20 pounds when she stopped exercising”
Obtain advantages, such as points, etc.
“The home team was gaining ground”
Rise in rate or price.
“The stock market gained 24 points today”
Earn on some commercial or business transaction; earn as salary or wages.
Increase or develop.
“the peace movement gained momentum”
Win something through one's efforts.
Obtain.
Derive a benefit from.
Reach a destination, either real or abstract.