Inv. INV invigorating the border through industry  invigorating spleen to promote digestion  Invoicing and collections also suffer.  Invigorating spleen to resolve turbidity  involving or characterized by harmony. Invigorating kidney and activating blood invigorating kidney for protecting semen   Invigorating blood and eliminating stasis Invading armies wasted the countryside. invigorating spleen to eliminate dampness