suboptimal

About 0.57 uses per million words.

Meaning

1. adjective Worse than optimal; of less than the highest standard or quality.

   A quickly produced suboptimal solution to a problem is often more useful than an optimal one that takes a long time to produce.

Similar words

sub-optimal suboptimum substandard nonoptimal second best inoptimal submarginal infraoptimal less-than-stellar deoptimised

Often followed by

for in conditions solutions and solution performance results levels

Word family

sub-optimal sub-optimally suboptimally