This is the 808th most frequent Marathi word.
अगण
Countless; innumerable.
Here, "अगण" ('countless') is used as an adjective to describe the innumerable measure of years.
अगण वर्षांपूर्वी या गावाची स्थापना झाली.
This village was established countless years ago.
In this sentence, "अगण" ('countless') conveys the idea of an unquantifiable number of experiences.
तुमचे अगण अनुभव तुम्हाला खूप गोष्टी शिकवतात.
Your countless experiences teach you many things.
This usage of "अगण" highlights the large, indefinite number of dishes prepared.