wary
SMART Vocabulary: related words and phrases Cautious and vigilant
abundance
an abundance of cautionidiom
askance
attentive
attentively
diligence
diligent
diligent about something/doing something
discreet
due diligence
meticulousness
mindful
minutely
narrowly
once
semi-conservative
slowly
snuffly
super-cautious
super-conservative
Related word
guardedly
guarded | American Dictionary
guarded
adjective
us/ˈɡɑr·dɪd/
careful in speech in order to avoid giving information:
The president made a guarded, lawyerly response.
guarded | Business English
guarded
adjective
uk /ˈɡɑːdɪd/us
careful not to give too much information or show how you really feel:
a guarded response
Conversation on the trading floor tends to be polite but guarded.
protected from being known, found, harmed, or taken:
carefully/closely/fiercely guardeda carefully guarded secret
guardedly
adverb
We are guardedly optimistic about the economy.