Where does “ħieles” come from?

ħieles (Maltese) comes from Arabic خَالِص, from Javanese kalis.

ħieles (Maltese): free

Definitions

Step	Language	Word	Meaning
1	Arabic	خَالِص	sincere; pure; clear
2	Javanese	kalis	—

ħieles — Etymology, Origin & Word History | Etymology Explorer