Where does “sikh” come from?

sikh (Norwegian Nynorsk) comes from English Sikh, from Hindi सिख, from Punjabi ਸਿੱਖ, from Prakrit 𑀲𑀺𑀓𑁆𑀔𑀸, from Sanskrit शिक्षा, from Proto-Indo-Iranian ćikš- — to learn.

sikh (Norwegian Nynorsk): a Sikh

Definitions

a Sikh

Ancestry of “sikh”, step by step

Step	Language	Word	Meaning
1	English	Sikh	An adherent of Sikhism; of, or relating to the...
2	Hindi	सिख	Sikh, a follower of Sikhism
3	Punjabi	ਸਿੱਖ	a Sikh; disciple of Guru Nanak; the Sikh...
4	Prakrit	𑀲𑀺𑀓𑁆𑀔𑀸	—
5	Sanskrit	शिक्षा	learning, study; knowledge, art, skill
6	Proto-Indo-Iranian	ćikš-	to learn

Every word from Proto-Indo-Iranian ćikš- →Every word from Sanskrit शिक्षा →Every word from Prakrit 𑀲𑀺𑀓𑁆𑀔𑀸 →