precarious
1. [ adjective ] affording no ease or reassurance
Synonyms: unstable
Examples:

"a precarious truce"

Related terms: uneasy
2. [ adjective ] fraught with danger
Synonyms: perilous touch-and-go parlous
Examples:

"dangerous waters" "a parlous journey on stormy seas" "a perilous voyage across the Atlantic in a small boat" "the precarious life of an undersea diver" "dangerous surgery followed by a touch-and-go recovery"

Related terms: dangerous
3. [ adjective ] dangerously insecure
Examples:

"a precarious footing on the ladder"

Related terms: insecure
4. [ adjective ] not secure; beset with difficulties
Synonyms: shaky
Examples:

"a shaky marriage"

Related terms: insecure
Similar spelling:   precariously
  Procrustes
  precordium
  procardia
  precursor
  prokaryote
  procuress
  procaryote
  price_war
  precursory
  precordial