You can look it up in a dictionary? See, e.g., https://www.oed.com/search/dictionary/?scope=Entries&q=frugal https://www.oed.com/search/dictionary/?scope=Entrie

You can look it up in a dictionary? See, e.g., https://www.oed.com/search/dictionary/?scope=Entries&q=frugal https://www.oed.com/search/dictionary/?scope=Entries&q=fruga...