[intransitive] to not be able to fight an attack, a temptation, etc. (Oxford)
[intransitive] succumb (to something) to die from the effect of a disease or an injury (Oxford)
to lose the determination to oppose something; to accept defeat (Cambridge)
to die or suffer badly from an illness (Cambridge)
The town succumbed after a short siege. (Oxford)
They were all offered bribes and some of them succumbed. (Oxford)
His career was cut short when he succumbed to cancer. (Oxford)
Thousands of cows have succumbed to the disease in the past few months. (Cambridge)
town succumbed by siege
succumbed by bribe
succumbed to cancer
succumbed to the disease
Downfall ,
Fallen
Resist
Conquer
Succumbing