Twbydy-am-by-3 <SAFE>

Given typical cryptic answers: I’ll go with (from tri = three, "by 3" = times three, "am" = "I am" = "I" in Latin? No).

However, if the dash before "piece" means the answer is hyphenated, "three-piece" fits, but the clue gives 3 letters. Could it be ? twbydy-am-by-3

If the answer is just ? "twbydy" = two by two = square, "am" = morning = A.M., "by 3" = ×3? Not fitting. Given typical cryptic answers: I’ll go with (from

But in cryptic crosswords: "piece" often means a part or a chess piece. "by 3" = tri- prefix. Could "twbydy" be "two b y d y" → musical notes? B, D? "by 3" = times three