beet is juremitxa

juremitxa = beet (noun) (some things Google found for "juremitxa": a rare term; user name on YouTube; similarly named Jurimex Law Firm of Ukraine; similarly named Jurimex provides legal assistance toll free in collaboration with the Consulate General of Mexico in Miami)

Word derivation for "beet":
Basque = erremolatxa (similar to Spanish remolacha)
Finnish = juurikas (also punajuurikas, where puna means red)
Miresua = juremitxa

Here's another lengthy vegetable word. As in Finnish, the j is pronounced like consonantal y. As in Basque, the tx is pronounced like ch.

I'm a gardener and I grow vegetables, including beets.

This Miresua conlang word has been changed. The word for beet is now jurmotxas.