- 2Significato: chanceuncertain venturesome hazardouschancy speculative risky
- 3Significato: dangeroushazardous critical precariousrisky ticklish perilous
- 4Significato: trickyprecarious ticklish risky hazardousdelicate chancy unstable touchy
- 5Significato: extremely uncertainrisky tricky precarious dangerousdubious hazardous touch-and-go
- 6Significato: combustibleflammable hazardous explosive incendiaryignitable volatile inflammable
- 7Significato: very narrownarrow close hazardous unsafe hairbreadth