Describes deep, lingering sorrow or sadness that is difficult to shake off; often used for music, literature, or a person's inner feelings that are poignant and full of pathos.

not to enlighten a student until they have made an effort to express their thoughts (idiom)

(literary) laden with sorrow; describes a feeling of deep, agonizing grief or being heart-wrenching

sadness or anger kept to oneself

To have thoughts or feelings pent up inside; frustrated or depressed from being unable to express oneself.