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
argus-eyed
adj
1.
having very keen vision
hawk-eyed
keen-sighted
lynx-eyed
quick-sighted
sharp-eyed
sharp-sighted
2.
carefully observant or attentive; on the lookout for possible danger
open-eyed
vigilant
wakeful
watchful