goose that laid golden egg (noun) gold mine: rich source
Sinonime: acute, afflictive, consequential, critical,
deadly,
destructive,
dire,
exigent,
fatal,
fell,
grievous,
hazardous,
heavy*, important,
killing*, life-and-death,
major,
momentous, of great consequence,
ominous,
perilous,
pressing, serious,
severe, significant,
threatening,
ugly, urgent, vital, weighty
Antonime: inconsequential,
trivial,
unimportant