diminishing

From Wiktionary

Verb[change]

Plain form
diminish

Third-person singular
diminishes

Past tense
diminished

Past participle
diminished

Present participle
diminishing

  1. The present participle of diminish.

Adjective[change]

Positive
diminishing

Comparative
more diminishing

Superlative
most diminishing

  1. If something is diminishing, it is becoming smaller.