Theory:

Meanings of Malayalam words from the lesson "A Childhood in Malabar: A Memoir":
 
No.
Words
Meanings
1
EttanElder Brother
2
EdathiAn older girl/a young woman
3
AmmeMother
4
AmmammaMother's mother
5
MuthassiGreat grandmother
6
NalukettuCentral hall with four wooden pillars
7
ThekkiniSouthern room
8
AmmayiAunt, father's sister
9
CheriammaMother's younger sister
10
MunduA garment worn in Kerala
11
Nira festivalHarvest festival