Apportion :: Apportion (v. t.) To divide and assign in just proportion; to divide and distribute proportionally; to portion out; to allot; as, to apportion undivided rights; to apportion time among various employments..
Apportionateness :: Apportionateness (n.) The quality of being apportioned or in proportion.
Apportionment :: Apportionment (n.) The act of apportioning; a dividing into just proportions or shares; a division or shares; a division and assignment, to each proprietor, of his just portion of an undivided right or property..