To put thoughts or feelings into words; to express or state something verbally.
自分の気持ちを言葉にするのは難しいが、少しずつ練習しよう。
Putting your feelings into words is difficult, but let's practice little by little.
会議では、抽象的なアイデアを具体的に言葉にする必要がある。
In meetings it's necessary to put abstract ideas into concrete words.
彼女は誰にも言えなかった思いを初めて言葉にした。
She put into words feelings she had never told anyone before.