faktach
Faktach is the locative plural form of the Polish noun fakt, meaning “fact.” It is used after prepositions that require the locative case when talking about multiple facts, most commonly after o (about) or na (on, based on). The form appears in everyday language as well as journalism and academic writing when referring to factual information or evidence, for example o faktach (about the facts) or na faktach (on the facts).
In Polish grammar, fakt is a masculine noun with the locative plural ending -ach. Other plural forms
Etymology and related usage: fakt derives from a root that is cognate with the English “fact,” and
Summary: faktach is the locative plural of fakt and is used after prepositions that require the locative