形容詞 devout:

1. devoutly religious H.L.Mencken
   同義詞：god-fearing, pious
2. earnest
   同義詞：dear, earnest, heartfelt

1. He is a devout disciple of the Episcopal Church.
   他是英國圣公會的一名虔誠的信徒。
2. She was a devout catholic.
   她曾是個虔誠的天主教徒。
3. The devout were all hurrying to the mosque.
   信徒們都趕往清真寺。
4. It's my devout hope that he will not come back.
   我衷心希望他不會回來。

de.vout

adj.（形容詞）
de.vout.er,de.vout.est
Devoted to religion or to the fulfillment of religious obligations.See Synonyms at religious
獻身于宗教的或履行宗教義務參見 religious
Displaying reverence or piety.
虔誠的：表示敬畏或虔誠
Sincere; earnest:
誠懇的：真誠的；誠摯的：
例句：
devout wishes for their success.
衷心地希望他們成功

來源：
Middle English
中古英語
from Old French
源自 古法語
from Latin dôvôtus [past participle of] dôvovôre [to vow] * see devote
源自 拉丁語 dôvôtus [] dôvovôre的過去分詞 [啟誓] *參見 devote

【引伸】
devout.ly
adv.（副詞）
devout.ness
n.（名詞）