To improve.
To surpass in excellence; to exceed; to excel.
To give advantage to; to support; to advance the interest of.
Had better.
To become better; to improve.
Greater or lesser (whichever is seen as more advantageous), in reference to value, distance, time, etc.
Had better.
An entity, usually animate, deemed superior to another; one who has a claim to precedence; a superior.
Greater in amount or quantity
To rot, decay or putrefy.
To separate or break down (something) into its components; to disintegrate or fragment.