caveat
noun
[ ˈkavɪat ]
• a warning or proviso of specific stipulations, conditions, or limitations.
• "there are a number of caveats which concern the validity of the assessment results"
Similar:
warning,
caution,
admonition,
monition,
red flag,
alarm bells,
proviso,
condition,
stipulation,
provision,
clause,
rider,
qualification,
restriction,
reservation,
limitation,
strings,
Origin:
mid 16th century: from Latin, literally ‘let a person beware’.