You have to feel your way, one cautious step at a time.

Ordering at the bar, the nervous-looking barmaid eyes me warily and takes a cautious step back.

The book discusses the cautious steps necessary in implementing such a new process in a church full of traditions.

That doesn't just mean taking the first cautious steps towards building a new generation of nuclear power plants.

The system proceeds through a series of cautious steps but you cannot eliminate risk.