Eng

Mediocre...

庸

Common, Mediocre

磟

Busy, Mediocre, Occupied, Roller

碌

Busy, Common, Incompetent, Mediocre, Occupied, Stone Roller

粗劣

Crude, Inferior, Mediocre

普通

Common, Mediocre, Ordinary, Plain, Regular

一般

As a, As if, Common, Generally, In general, In much, Just like, Like, Mediocre, Normally, Ordinary, Typical, Usually

中庸

Common, Doctrine, Golden, Mediocre, Ordinary