earnest
词形变化：
副词: earnestly | 名词: earnestness |
同义词：
serious | sincere | determined | resolute | decided | devoted | solemn | heartfelt | grave | sober | intense | deep | strong | businesslike | devout | dear |
反义词：
词义辨析：
同义:
a.诚挚的; 热心的
determined
sincere
serious
decided
resolute
devoted
反义:
a.认真的; 热心的
idle
lazy
indolent