бесчеловечность
inhumanitas [atis, f];
окрепнуть
convalescere [o, ui,-];
нередко
saepe;
saepenumero;
non
perennis [e]; vetus (vinum); annosus [a, um]; longaevus [a, um]; grandaevus [a, um]; aevo / annis gravis / confectus [a, um] / fractus [a, um]; aevi maturus [a, um]; senex;