| prevailing(adjective, simple, common, ordinary, natural) |
| workaday(adjective, simple, pure, common, ordinary) |
| arithmetic mean(noun, expression, idiom, value) |
| equidistant(adjective, mean, middle, central, internal) |
| frequent(adjective, simple, common, ordinary, familiar) |
| minor(lower, mediocre, substandard) |
| mundane(adjective, regular, mediocre) |
| no great shakes(expression, adjective, idiom, dull, ordinary) |
| okay(adjective, good, cool, pleasant, reasonable) |
| poor(adjective, mean, simple, moderate, lower) |
| popular(ordinary, usual, regular, standard, commonplace) |
| reasonable(adjective, good, simple, sensible, plain) |
| rule(noun, verb, mean, check, mark) |
| suburban(adjective, mediocre) |
| sufficient(adjective, good, cool, pleasant, reasonable) |
| average out |
| banal(adjective, simple, ordinary, familiar, natural) |
| central(adjective, mean, middle, internal, halfway) |
| centre(noun, adjective, center) |
| core(noun, adjective, middle) |