The term 'since' is used to refer to a point in time that has passed. The crossword solutions FOR this term include 'PAST' (4 letters), 'FOR' (3 letters), 'EVER' (4 letters), 'SEEING' (6 letters), 'AGO' (3 letters), 'BECAUSE' (7 letters), 'AS' (2 letters), 'asof' (4 letters), 'WHEN' (4 letters), 'inthat' (6 letters), 'seeingas' (8 letters), and 'inviewofthefact' (15 letters). These words all refer to a point in time that has already passed, and can be used to describe the amount of time that has elapsed since then.