ludicrum
ludicrum is a Latin form of ludicer, meaning “playful; (ludicrum) show, entertainment”. It is the genitive plural neuter adjective or genitive plural masculine adjective or accusative singular masculine adjective or nominative singular neuter adjective.
Found 26 times in the Latin texts on Socratos.
Where it is used
Catullus, Carmina long_poems.61.24: ludicrum sibi rosido
All forms of ludicer (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.