gravest
词形变化：
副词: gravely | 形容词比较级: graver | 形容词最高级: gravest | 名词: graveness | 动词过去式: graved | 动词过去分词: graven/graved | 动词现在分词: graving | 动词第三人称单数: graves |
同义词：
serious | solemn | sober | grim | earnest | majestic | thoughtful | somber | burial place | dignified | stately | essential | imposing | important | vital | tomb | severe | slow-moving | ominous | sombre | burial chamber | crypt | mausoleum | vault | grievous | grave accent | sedate | heavy | dangerous | scratch | sculpture | engrave | sculpt | inscribe | life-threatening | weighty |
反义词：