Lethal and Ruinous

Lethal adjective - Likely to cause or capable of causing death.

Ruinous is a synonym for lethal in dangerous topic. In some cases you can use "Ruinous" instead an adjective "Lethal", when it comes to topics like fatal.

Nearby Word: lethality

Ruinous adjective - Causing or tending to cause destruction.

Lethal is a synonym for ruinous in fatal topic. You can use "Lethal" instead an adjective "Ruinous".

Nearby Words: ruin, ruined, ruination, ruining, ruinously