infallibly
adverbIn an infallible manner; without failure or mistake; certainly; surely.
In an infallible manner; certainly; unfailingly; unerringly.
In an infallible manner; The pope speaks infallibly ex cathedra.
In an infallible manner; without failure or mistake; certainly; surely.
In an infallible manner; certainly; unfailingly; unerringly.
In an infallible manner; The pope speaks infallibly ex cathedra.