Where does “गुवाहाटी” come from?

गुवाहाटी (Hindi) comes from Assamese গুৱাহাটী, from Assamese গুৱা, from Sanskrit गुवाक.

Ancestry of “गुवाहाटी”, step by step

Step	Language	Word	Meaning
1	Assamese	গুৱাহাটী	—
2	Assamese	গুৱা	areca nut
3	Sanskrit	गुवाक	—

गुवाहाटी — Etymology, Origin & Word History | Etymology Explorer