lessen

Từ điển American Heritage Dictionary 4th

less·en (lĕsʹən)v. less·ened, less·en·ing, less·ensv. tr.
1. To make less; reduce.
2. Archaic. To make little of; belittle.v. intr.
To become less; decrease. See Synonyms at decrease. [Middle English lessen, lessenen, from lesse, less. See less.]

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