светlux [cis, f];
экологическийoecologicus [a, um];
техникаtechnica [ae, f];
strenuus [a, um] (vir fortis ac strenuus);citus [a, um] (sermo);velox [ocis] (juvenis;navis;jaculum;animus);alacer [cris, cre];facilis [e];praepes [petis];properus [a, um];promptus [a, um];