noun
Refers to the money or valuables risked in gambling or betting.
彼は全財産を賭け金にした。
He put his entire fortune at stake.
ポーカーでは賭け金が高額になることもある。
In poker, the stakes can become very high.
賭ける is the verb 'to bet' or 'to wager', while 賭け金 is the noun for the money or stakes involved.
Compound of 賭け (kake, 'betting', from verb 賭ける) and 金 (kin, 'money').