acute mountain sicknesses (noun) altitude sickness: effects of oxygen deficiency
Sinonime: a few words of wisdom,
admonition, advisory, caution light,
caveat, deterrent example, enough said, event illustrating a hazard, forewarning,
hint,
lesson,
message,
moral,
omen,
portent, red flag, red flag, sign of things to come, sign of things to come, wake-up call, wake-up call,
warning, word to the wise, word to the wise