precariously
🇺🇸
/prɪˈkeriəsli/
🇬🇧
/prɪˈkeəriəsli/
in a way that could easily cause something to fall or fail
The old building was precariously perched on the edge of the cliff.
in a way that is not secure or stable
The rock was precariously balanced on the edge, making it dangerous to walk near.