soluble
‘capable of being melted or dissolved’
Lexical development traced from the Tamil root:
E. solyble, solible, solubil < O.F. soluble < La.Lat. solubilis ‘that may be loosened or dissolved’ < Lat. solvere ‘to loosen, dissolve’ < se-lu- < s(w)e- + leu < lyoo < leu- < Tamil aṟuttal