IPA: /prəˈθɒnəˌtɛri/
KK: /prəˈθɒnəˌtɛri/
A chief clerk or official in certain courts or organizations, often responsible for important records and proceedings.
The prothonotary ensured that all legal documents were properly filed and recorded.
Prothonotary → It is formed from "proto-" (meaning first) and "notarius" (meaning notary or scribe). The word refers to the chief notary or the first among the scribes in a court or ecclesiastical setting.
Think of the 'first' ('proto-') notary ('notarius') — a prothonotary is the chief notary.
No commonly confused words.