lessen

Từ điển Oxford Advanced Learner 8th

less·en [lessen lessens lessened lessening] BrE [ˈlesn] NAmE [ˈlesn] verb intransitive, transitive
to become or make sth become smaller, weaker, less important, etc.
Syn: ↑diminish
•The noise began to lessen.
•~ sth to lessen the risk/impact/effect of sth
•They gave her an injection to lessen the pain.
Derived Word: ↑lessening
Verb forms:

Example Bank:
•Regular exercise can help lessen the pain.
•Time had gradually lessened the pain of her grief.
•Too much background detail tends to lessen the impact of the central image.

• Từ đồng nghĩa / Synonyms:
  subside, decrease, minify, diminish, fall