|cautious /ˈkɑ:ʃəs/ adjective|
comparative and superlative forms: more cautious; most cautious
: careful about avoiding danger or risk • Any cautious tourist will guard her passport. • You cannot be overly/too cautious when you’re driving in snow. • He answered the question with a cautiousreply.
— cautiously adverb [more cautious; most cautious] • Shecautiously moved down the dark hall.
— cautiousness noun [noncount] • They proceeded withcautiousness. [=caution]