rediminish

From re- +‎ diminish.

rediminish (third-person singular simple present rediminishes, present participle rediminishing, simple past and past participle rediminished)

1. (ambitransitive) To diminish again.

• “rediminish”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• diminisher