not flat

bumpy irregular odd patchy rough spotty unbalanced unequal unsteady

asperous asymmetrical broken changeable craggy differing discrepant disparate disproportionate fitful fluctuating harsh ill-matched intermittent jagged jerky leftover lopsided nonsymmetrical not level not parallel notched off-balance one-sided overbalanced remaining rugged scabrous scraggy serrate spasmodic unfair unlevel unsmooth unsymmetrical variable

balanced even level matched regular similar smooth stable

continuous