• aistu, estu, istu
• atsestu, atsistu

Probably from a Vulgar Latin *eccum istum, accusative singular of *eccum iste, from Latin eccum + iste, or alternately from Latin ad + istum. Compare Romanian acest (compare also the regional variant aiest, however).

aestu m (feminine aestã, masculine plural aeshti or aeshtsã, feminine plural aesti or aeste)

1. this

• aestan / estan

• atsel

aestū m

1. ablative singular of aestus (“tide”)