pentuple

From penta- (“five”) +‎ -ple, from Ancient Greek πέντε (pénte, “five”) and Latin plus (“in sum”).

pentuple (not comparable)

1. Synonym of quintuple in its various senses.

pentuple (third-person singular simple present pentuples, present participle pentupling, simple past and past participle pentupled)

1. Synonym of quintuple: To multiply or be multiplied by five.
   • 2020, Michael Sayre, Sixty Feet Under, Paizo Publishing,, →ISBN, page 7:

     He gives the agents 50 gp and promises to pentuple it if they discover who's harassing his business.

• pentuplet