Where does “Amalec” come from?

Amalec (English) comes from Koine Greek Ἀμᾱλήκ, from Hebrew עֲמָלֵק.

Ancestry of “Amalec”, step by step

Step	Language	Word	Meaning
1	Koine Greek	Ἀμᾱλήκ	—
2	Hebrew	עֲמָלֵק	—