Synonyms for Plus:
adj.•added, extra (adjective)
positive, supplementary, surplus, additional.
n.beyond, over, increased by, with the addition of, exceptional, surplus, Hyper-, additionally, overly, excessive, additional, extra. absolute zero, eighties, centigrade, fahrenheit, celsius, boiling point, bimetallic strip, C, degree, F. besides, as well, further, too, supplementary, together with something, in addition, also. numeral, brace, division sign, multiplication sign, addition sign, minus sign, bracket, equal sign, curly brackets. good, advantage, privilege, virtue, incentive, edge, benefit, trump card, merit. •act (noun)
•asset; something added (noun)
benefit, advantage, extra.
summation, positive, addition, nonnegative, advantageous, asset.