столетнийsaecularis [e];
недоброкачественныйmalus [a, um];
журчаниеsusurrus [i, m]
arcanus [a, um];absconditus [a, um];tacitus [a, um] (aliquid tacitum relinquere, tenere;judicium;vulnus);secretus [a, um];occultus [a, um];abditus [a, um];obscurus [a, um];