This is the 1424th most frequent Japanese word.
抑え
"Restraint" or "control."
In this sentence, "抑え" (suppress) is used to indicate the action of controlling or mitigating pain.
痛みを抑えるために薬を飲みました。
I took medicine to suppress the pain.
Here, "抑え" refers to managing or keeping emotions, such as anger, in check to avoid expressing them externally.
彼は怒りを抑えようと深呼吸をした。
He took a deep breath to suppress his anger.
The term "抑え" in this instance signifies the effort to reduce or lessen the negative impact or effects of a situation or event.