Geshtan.
In Malayalam, elder brother is called "ചേട്ടന്" (chettan).
In Malayalam, uncle is called "അങ്കി" (Anki) for father's brother and "ചിത്തൻ" (Chittan) for mother's brother.
In Malayalam elder brother is called in different names like Chettan, Jeshtan, Ettan, Annan.
brother= sahodaran( not commonly used in spoken malayalam) Elder brother = chettan younger brother = aniyan
In Malayalam, brother-in-law is known as "അനുരാഗന്" (anuraagan).
In Malayalam, you call a younger brother "Chettan."
You say "ചേട്ടന്" (chettan) to refer to an older brother and "അച്ഛന്" (achchan) to refer to a younger brother in Malayalam.
Both Anna and chettan are used for older brother. Younger brother is aniyan.
The Malayalam word chettan means elder brother
Aliyan
Little brother
yesterday called in Malayalam as "Innale".