adsiduis
adsiduis is a Latin form of assiduus, meaning “constant, unremitting, persistent; (assidue) continually”. It is the dative plural masculine noun or dative plural masculine adjective or ablative plural masculine noun or ablative plural neuter adjective.
Found 47 times in the Latin texts on Socratos.
Where it is used
Cicero, Letters to his Friends 10.15.1: … dissent scire te ad rem p. putavi pertinere. sedulitas mea, ut spero, et mihi et rei p. tulit fructum. namque adsiduis internuntiis cum Lepido egi ut omissa omni contentione reconciliataque voluntate nostra communi consilio rei …
All forms of assiduus (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.