signers is a form of:

Signer



noun
1.
(one who signs) អ្នកចុះហត្ថលេខា, ត្រា
2.
(បច្ចេកទេស) ហត្ថលេខី
ENGLISH MEANING
noun
1.
One who signs or subscribes his name; as, a memorial with a hundred signers.