To strengthen.
To accumulate, to pile up, to increase in stages.
To close up by building.
In solitaire card games, to place a card over another card of lower value. (e.g., place 5♦ over 4♣)
To erect; to construct.
To raise (someone) to a more important, responsible, or remunerative job or rank.
To increase the activity of (a catalyst) by changing its surface structure.
To elevate to a higher league.
To move on to a subsequent stage of education.
To encourage, urge or incite.
To advocate or urge on behalf of (something or someone); to attempt to popularize or sell by means of advertising or publicity.
To exchange (a pawn) for a queen or other piece when it reaches the eighth rank.