signs of decline; indications of weakening
A somewhat formal or literary noun referring to observable signs that something is deteriorating, losing strength, or heading toward an end. Often used in written descriptions of health, institutions, or natural phenomena.
Several signs of decline were observed in that country.
Signs of deterioration began to appear in his condition.
Compound of 衰 (decline, weaken) and 兆 (sign, omen). The reading is on'yomi for both characters.