hermetic (adjective) hermetic: airtight
Sinonime: astigmatic, blind,
careless,
foolish, headlong, ill-advised, ill-considered, imperceptive, impolitic,
impractical, improvident,
imprudent, injudicious,
myopic, nearsighted,
rash,
stupid, unsagacious, unwary
Antonime: careful, longsighted,
prudent,
thoughtful,
wise