succumbphoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticphonetic verb [I] FORMAL
to lose the determination to oppose something; to accept defeat
The town finally succumbed last week after being pounded with heavy artillery for more than two months.
I'm afraid I succumbed to temptation and had a piece of cheesecake.
I felt sure it would only be a matter of time before he succumbed to my charms.
He wanted to be an actor but succumbed to parental pressure to be respectable and trained as a lawyer.

(formal) If you succumb to an illness, you start to suffer from it.
Thousands of cows have succumbed to the disease in the past few months.