जि

जि = ज इ
open/widen/spread objectified
open below/inward
spread below/inward
widen below/inward
jump below/inward

रूढ अर्थ
जय = जि + अच् = circular reference.
जय = ज य = open join = plug the opening.
comment: traditionally it has been clarified that जय here does not mean winning. But as उत्कर्ष
अभिभव = अभि + भू + अप् = here steady below + steady ground up + here footing = opening
न्यूनीभवन and न्यूनीकरण = नि + ऊन् + अच्
भाषा = भाष् + अङ् + टाप् = steady at needle + here outside + coracle till foot/rope = refers to opening in boat