Adjective unequal has 2 senses
  1. unlike, unequal - not equal in amount; "they distributed unlike (or unequal) sums to the various charities"
  2. unequal - poorly balanced or matched in quantity or value or measure
    equal, close, tight, coequal, coordinate, equalized, equalised, equidistant, equilateral, equivalent, tantamount, fifty-fifty, half-and-half, isochronal, isochronous, isometric, isometrical, isothermal, quits, tied, even, level, balanced