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
conversational (adj.)
[conversational 词源字典]
1779, from
conversation
+
-al
(1).
[conversational etymology, conversational origin, 英语词源]