emergency-brake (noun) emergency brake: secondary braking system
Sinonime: acumen,
balance, clear mind, common sense, comprehension, good judgment, healthy mind, intelligence, judiciousness, levelheadedness,
lucidity, lucidness, marbles, normality, prudence, rationality,
reason, reasonableness, right mind,
sagacity, saneness, sense, sound mind, soundness,
stability, understanding,
witAntonime: craziness,
insanity,
instability,
madness, unsoundness