mercedis
mercedis is a Latin form of merces, meaning “pay, wages, reward; price, cost”. It is the genitive singular feminine noun.
Found 33 times in the Latin texts on Socratos.
Where it is used
Cicero, In C. Verrem 2.1.147: … non saxum, non materies ulla advecta est; tantum operis in ista locatione fuit quantum paucae operae fabrorum mercedis tulerunt, et manuspretium machinae. Vtrum existimatis minus operis esse unam columnam efficere ab integro nov …
Plautus, Amphitruo 2.2.646: abitum éius ánimo forti átque offirmáto, id módo si mercédis
All forms of merces (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.