precarious
[adjective]
Synonyms: dangerous, dodgy (Brit., Austral., & N.Z. informal), hazardous, insecure, perilous, risky, shaky, tricky, unreliable, unsafe, unsure

[TahlilGaran] English Synonym Dictionary ▲

pre‧car‧i‧ous /prɪˈkeəriəs $ -ˈker-/ adjective
[Date: 1600-1700; Language: Latin; Origin: precarius 'got by asking, uncertain']

1. a precarious situation or state is one which may very easily or quickly become worse:
Her health remained precarious, despite the treatment.
the company’s precarious financial position

2. likely to fall, or likely to cause someone to fall:
a precarious mountain trail
—precariously adverb:
a cup of tea balanced precariously on her knee
—precariousness noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲