summae
summae is a Latin form of superus, meaning “above, higher; (pl.) the gods above”. It is the genitive singular feminine adjective.
It can also be a form of summa, “sum, total; the main point”.
Found 199 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 4.13.2: expectare vero dum hostium copiae augerentur equitatus reverteretur summae dementiae esse iudicabat,
All forms of superus (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.