south
‘the direction where the sun moves’
Lexical development traced from the Tamil root:
E. sough-, soyth, sowre, southe, soth, soþ, souȝth, sowþe, suþþe, zouþ, suþ, suð, suðor, svþ < O.E. suþ ‘southward, to the south, southern, in the south’ < Proto-G. sunthaz ‘sun-side,’ related to sunnon ‘sun’ < saw < sawel- < Tamil el