flush
Definition
To turn red in the face due to heat, embarrassment, or exertion; also means to cleanse by forcing liquid through a system.
日本語 熱、恥ずかしさ、または運動により顔が赤くなる、または液体を強制的にシステムを清浄にする
Example
"She felt her cheeks flush with embarrassment when she made the mistake."