quword
趣词
Word Origins Dictionary
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
dutiful (adj.)
[dutiful 词源字典]
1550s, from
duty
+
-ful
. Related:
Dutifully
.
[dutiful etymology, dutiful origin, 英语词源]
[dutiful 词源字典]