Verb change

Plain form
concert

Third-person singular
concerts

Past tense
concerted

Past participle
concerted

Present participle
concerting

  1. The past tense and past participle of concert.

Adjective change

Positive
concerted

Comparative
more concerted

Superlative
most concerted

  1. When something is done with a concerted effort, it means that the action was an effort done by many people doing the same thing together.
    This project was a concerted effort by my team.
    After the earthquake, the government directed a very concerted effort to help the survivors.