cautious
heedful
alert
aware
attentive
watchful
vigilant
wary
on guard
chary
circumspect
prudent
mindful
guarded
unhurried
measured
deliberate
leery
cagey
Opposite:careless
Similar:
mindful
heedful
protective
watchful
Opposite:
careless
prudent in the use of something, especially money.
"he had always been careful with money"
Similar:
prudent
thrifty
economical
economic
economizing
sparing
frugal
scrimping
abstemious
canny
sensible
cautious
mean
miserly
niggardly
penny-pinching
parsimonious
stingy
Opposite:
extravagant
2.
done with or showing thought and attention.
"a careful consideration of the facts"
Similar:
attentive
conscientious
painstaking
meticulous
diligent
assiduous
sedulous
scrupulous
punctilious
fastidious
methodical
orderly
deliberate
judicious
perfectionist
thorough
exhaustive
rigorous
accurate
precise
correct
particular
fussy
finicky
pernickety
nice
laborious
Opposite:
inattentive