mediocre

同义词：

average | ordinary | moderate | fair | passable | adequate | acceptable | so-so | medium | commonplace | halfway | tolerable | tiresome | middling | second-rate | unexceptional | middle-of-the-road | run-of-the-mill | boring | pedestrian |

反义词：

extreme |

词义辨析：

同义:

a.平凡的; 普通的

average

ordinary

fair

moderate

adequate

medium

acceptable

passable

so-so

同义参见:

halfway

commonplace

tolerable

boring²

fair¹

tiresome

反义:

a.平凡的; 二流的

extreme

extraordinary