What is the crossword answer for the clue: Its one thing after another

ROW - a 3 letter word may be the answer you are looking for!

LIST - a 4 letter word may be the answer you are looking for!

CHAIN - a 5 letter word may be the answer you are looking for!

SERIAL - a 6 letter word may be the answer you are looking for!

SERIES - a 6 letter word may be the answer you are looking for!

LINE - a 4 letter word may be the answer you are looking for!

It's one thing after another

3 Character Answers:

ROW

4 Character Answers:

LINE

LIST

5 Character Answers:

CHAIN

6 Character Answers:

SERIAL

SERIES