When someone shows or is affected by their feelings a lot, especially more than is needed.
The audience noticed the emotionalism in the speaker's voice when talking about their loss.
観客は、スピーカーが彼らの損失について話すときに声に感情主義を感じました。
A style in art, writing, or music that shows very strong feelings.
The concert was filled with emotionalism, as the musicians played with deep passion.
音楽家たちが深い情熱を持って演奏するので、コンサートは感情主義に満ちていた。