quantas
quantas is a Latin form of quantus, meaning “how great, how much”. It is the accusative plural feminine adjective.
Found 73 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 6.19.1: Viri, quantas pecunias ab uxoribus dotis nomine acceperunt, tantas ex suis bonis aestimatione facta cum dotibus communicant.
Vergil, Aeneid 6.771: Qui iuvenes! Quantas ostentant, aspice, vires,
All forms of quantus (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.