consilii
consilii is a Latin form of consilium, meaning “plan, advice; council; judgment”. It is the genitive singular neuter noun.
Found 247 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.21.2: Renuntiatum est facilem esse. De tertia vigilia T. Labienum, legatum pro praetore, cum duabus legionibus et iis ducibus qui iter cognoverant summum iugum montis ascendere iubet; quid sui consilii sit ostendit.
Ovid, Metamorphoses 6.40: Consilii satis est in me mihi. Neve monendo
All forms of consilium (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.