изредка
aliquando; interdum; nonnunquam;
температура
calor [is, m];
родоначальник
progenitor [oris, m];
constans [ntis];
immutabilis [e];
immutatus [a, um];
stabilis [e] (amicus);
inflexibilis [e];
perpetuus [a, um] (cursus stellarum);
vivax [cis];
integer [gra, um];