A second confirming signature endorsing a document already signed
English: countersignature, countersign
countersignEnglish
countersign, countersignature, parole, password, watchword
Noun
A secret word or phrase known only to a restricted group
English: password, watchword, word, parole, countersign
Bahasa: semboyan, kata kunci
Verb
Add one's signature to after another's to attest authenticity
English: countersign