Where does “ആലസ്യം” come from?

ആലസ്യം (Malayalam) comes from Sanskrit आलस्य, from Sanskrit अलस, from Sanskrit अरस, from Sanskrit रस, from Proto-Indo-Iranian Hrásas, from Proto-Indo-European h₁rṓs — (trickling) liquid, moisture.

ആലസ്യം (Malayalam): laziness; lethargy

Definitions

laziness; lethargy

Ancestry of “ആലസ്യം”, step by step

Step	Language	Word	Meaning
1	Sanskrit	आलस्य	idleness, laziness
2	Sanskrit	अलस	lazy, lethargic, inactive, idle, slothful
3	Sanskrit	अरस	sapless, tasteless, insipid
4	Sanskrit	रस	the sap or juice of plants and fruits; fluid,...
5	Proto-Indo-Iranian	Hrásas	—
6	Proto-Indo-European	h₁rṓs	(trickling) liquid, moisture

Every word from Proto-Indo-European h₁rṓs →Every word from Proto-Indo-Iranian Hrásas →Every word from Sanskrit रस →