properans
Could not find properantius in Logeion dictionaries.
properantius Adverb: comparative, Adjective: neuter accusative singular comparative, Adjective: neuter nominative singular comparative, Adjective: neuter vocative singular comparative of properans
prŏpĕrans, antis, Part. and P. a., from propero.
prŏpĕrāns, (13) tis, p.-adj. de propero, qui se hâte, prompt, rapide : Cic. Phil. 9, 6 ; hæc properantes scripsimus Cic. Att. 4, 4, jʼécris cela à la hâte || -tior Claud. Ruf. 2, 337.
properāns antis,
- P. of propero.