The term 'ago' is used to refer to a period of time in the PAST. It can be used in a variety of ways, such as 'five minutes ago, ' 'two years ago, ' or 'last week ago.' The crossword solutions for this term include 'BEFORE' (6 letters), 'BACK' (4 letters), 'EARLIER' (7 letters), 'PAST' (4 letters), 'SINCE' (5 letters), and 'inthepast' (9 letters). All of these words refer to a period of time in the PAST, and can be used to describe a specific moment or a longer period of time.