Serviette (6)
I believe the answer is:
napkin
'serviette' is the definition.
(synonyms)
This is all the clue.
(Other definitions for napkin that I've seen before include "Cloth to stop, eg, gravy" , "piece of material giving consumer protection" , "Protective cloth square worn at meal" , "Cloth rectangle worn at mealtime" , "Cloth square worn while eating" .)