viepiù

• vieppiù (considered grammatically incorrect, but very commonly used)
• vie più

Compound of via +‎ più, with vowel reduction.

• IPA^(key): /vi.eˈpju/^*

viepiù (dated)

1. more and more, increasingly

   L'astuto lupo viepiù si rinselva. ― Shrewd wolf more and more wants to take to the woods. (Angelo Ambrogini "Poliziano", approx. 1480)

2. much more (than)

   viepiù che ... ― more than just ...