To betray or go back on.
To cross twice in hybridization, as (A × B) × (C × D); for example, in commercial hybrid seed corn, A through D are classically inbreds, and their grandoffspring is the seed for sale.
To do something on the behalf of someone.
To assist (a person) in getting something, especially food or drink at table; used with to.
To provide assistance.
To avoid; to prevent; to refrain from; to restrain (oneself). Usually used in nonassertive contexts with can.
To provide assistance to (someone or something).
To contribute in some way to.
Action given to provide assistance; aid.
Something or someone which provides assistance with a task.
Documentation provided with computer software, etc. and accessed using the computer.
A study aid.
One or more people employed to help in the maintenance of a house or the operation of a farm or enterprise.
Correction of deficits, as by psychological counseling or medication or social support or remedial training.
A cry of distress or an urgent request for assistance