vernal

形容词 vernal:

1. suggestive of youth; vigorous and fresh
   同义词：youthful, young
2. of or characteristic of or occurring in spring

ver.nal

adj.（形容词）
Of, relating to, or occurring in the spring.
春季的：属于、关于或发生于春天的
Characteristic of or resembling spring.
春天般的或具春天特色的
Fresh and young; youthful.
清新的和年轻的；青春的

来源：
Latin vôrn3lis
拉丁语 vôrn3lis
from vôrnus
源自 vôrnus
from vôr [spring] * see wes—
源自 vôr [春天] *参见 wes—

【引伸】
ver.nally
adv.（副词）