Senses
庸庸 mediocre
(literary) mediocre; common; unremarkable; of ordinary ability
庸庸 tiny
(literary) tiny or small, often used to describe the first spark of a fire
庸庸 angry
(literary) the appearance of being angry or irritated
庸庸 harmonious
(literary) harmonious or getting along well together
庸庸 to employ the worthy
(literary) to employ or make use of those who are capable and worthy