Low-down and Minacious

Low-down adjective - Not following or in accordance with standards of honor and decency.

Minacious and low-down are semantically related. In some cases you can use "Minacious" instead an adjective phrase "Low-down".

Minacious adjective - Threatening or foreshadowing evil or tragic developments.

Low-down and minacious are semantically related. Sometimes you can use "Low-down" instead an adjective "Minacious".