placuisset
placuisset is a Latin form of placeo, meaning “please, be agreeable (+dat.)”. It is the 3rd person singular pluperfect active subjunctive.
Found 43 times in the Latin texts on Socratos.
Where it is used
Cicero, De Republica 2.70: … e. Sed, si placet, in hunc diem hactenus; reliqua (satis enim multa restant) differamus in crastinum. Cum ita placuisset, finis disputandi in eum diem factus est.
All forms of placeo (conjugation 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.