gaspilleux

Etymology
From (c. 1549). Of uncertain origin. Perhaps a modification of Middle French from,  (compare 🇨🇬; 🇨🇬), from  from. Akin to 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬. More at.

Alternate etymology connects Middle French to Frankish,  from Proto-Germanic , from , making it cognate with 🇨🇬, 🇨🇬, 🇨🇬. Compare also 🇨🇬, from the same Germanic source. More at.

Noun

 * 1)  spendthrift