intensify

Từ điển American Heritage Dictionary 4th

in·ten·si·fy (ĭn-tĕnʹsə-fī')v. in·ten·si·fied, in·ten·si·fy·ing, in·ten·si·fiesv. tr.
1. To make intense or more intense:
The press has intensified its scrutiny of the candidate's background.
2. To increase the contrast of (a photographic image).v. intr.
To become intense or more intense:
The search intensified as dusk approached. in·ten'si·fi·caʹtion (-fĭ-kāʹshən) n.

• Từ đồng nghĩa / Synonyms:
  deepen, compound, heighten, escalate, step up
• Từ trái nghĩa / Antonyms:
  de-escalate, weaken, step down