Using a Thin Cord to Remove Plaque Between Teeth
Puzzle 10 of Hellos and Goodbyes Easy Pack
Question is: Using a Thin Cord to Remove Plaque Between Teeth
and the answer is: FLOSSING
Word Meaning:
FLOSSING — (countable) The act of removing food and plaque from one's teeth using dental floss.
Definitions from Wiktionary.