Praising oneself or one’s own work; self-praise (often used critically).
彼の新刊は自画自賛に終始していて、批評家から厳しい評価を受けた。
His new book was all self-praise and received harsh reviews from critics.
会議で自画自賛ばかりするのは印象が良くない。
Constantly praising yourself in meetings doesn't leave a good impression.
自画自賛ではなく、実績で示すべきだ。
You should show it through results, not by praising yourself.