misisset
misisset is a Latin form of mitto, meaning “send; throw; let go”. It is the 3rd person singular pluperfect active subjunctive.
Found 63 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 4.16.3: Ad quos cum Caesar nuntios misisset, qui postularent eos qui sibi Galliae bellum intulissent sibi dederent, responderunt:
All forms of mitto (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.