Verb (used with object), : to vitiate a claim.    From Dictionary.com. 

Antoninus had deified, as he had deified Antinous of loathsome history, -- these are characteristics which every instinct of the unvitiated soul delights to honour.    From Wordnik.com.  [ANF01. The Apostolic Fathers with Justin Martyr and Irenaeus] Reference

These my natural, unvitiated taste had singled out, and I would croon them over to myself, set them to a tune of my own composing, and half sing, half chant them, when at work out-of-doors, till my mother declared I was going crazy.    From Wordnik.com.  [The Atlantic Monthly, Volume 13, No. 76, February, 1864] Reference

Staunch in his friendship and tender towards the weak directly under his protection, the unvitiated African furnishes in himself the combination of native virtue which in the land of his exile was so prolific of good results for the welfare of the whole slave-class.    From Wordnik.com.  [West Indian Fables by James Anthony Froude Explained by J. J. Thomas] Reference

Oriental in their largeness, but Antarctic in their glittering expression — all this sufficiently proclaimed him an inheritor of the unvitiated blood of those proud warrior hunters, who, in quest of the great New England moose, had scoured, bow in hand, the aboriginal forests of the main.    From Wordnik.com.  [Moby Dick; or the Whale] Reference

Unspoiled by the forms, unvitiated by the sophistries of.    From Wordnik.com.  [Wacousta : a tale of the Pontiac conspiracy — Volume 3] Reference

This unvitiated region stands in no need of the veil of twilight to soften or disguise its features.    From Wordnik.com.  [Sonnets XVII and XVIII] Reference

All her observations had the naive freshness and sympathetic willingness to be pleased, of an unexhausted, unvitiated mind.    From Wordnik.com.  [Life of Her Most Gracious Majesty the Queen — Volume 1] Reference

I feel my primitive instincts and unvitiated tastes daily becoming more sensible to inspirations from above, from the invisible.    From Wordnik.com.  [Life of Father Hecker] Reference

The powerful stimulant acted speedily on an unvitiated system, and with returning strength memory recalled what had befallen the one she loved.    From Wordnik.com.  [The Earth Trembled] Reference

They held that one had only to live wisely and well, and thus transmit the principle of life, not only unvitiated, but strengthened and enlarged.    From Wordnik.com.  [His Sombre Rivals] Reference

What avails it then to a heart, simple and unvitiated as hers, to offer the bribe of riches, and to lavish the incense of flattery and adulation.    From Wordnik.com.  [Imogen A Pastoral Romance] Reference

That defiant impulse to which he had just now been on the point of yielding had not dared so much as to have shown its face before his unvitiated will.    From Wordnik.com.  [Idolatry A Romance] Reference

He burns, too, the purest of oil, in its unmanufactured, and, therefore, unvitiated state; a fluid unknown to solar, lunar, or astral contrivances ashore.    From Wordnik.com.  [Moby Dick, or, the whale] Reference

These, with youth and the vigor of a strong, unvitiated constitution, had restored him wonderfully, and he was eager to enter on the perils and duties of the new day.    From Wordnik.com.  [An Original Belle] Reference

Befides, the true chronological numbers, entire and unvitiated, were then, as now, extant in the Hebrew Pentateuch, the fole and fupreme • ftandard PR EFFACE, «xiii.    From Wordnik.com.  [Analysis of researches into the origin and progress of historical time] Reference

In a word, the paper of Aristarchus is a rigidly scientific document unvitiated by association with any theorizings that are not directly germane to its central theme.    From Wordnik.com.  [A History of Science: in Five Volumes. Volume I: The Beginnings of Science] Reference

I address myself not only to the young enthusiast, the ardent devotee of truth and virtue, the pure and passionate moralist, yet unvitiated by the contagion of the world.    From Wordnik.com.  [The Complete Works of Percy Bysshe Shelley — Volume 3] Reference

Even with their noses touching the moth, none of my household has been able to perceive the faintest odour; not even the youngest, whose sensibility is as yet unvitiated.    From Wordnik.com.  [Social Life in the Insect World] Reference

Graham's powerful and unvitiated nature soon rallied, however, and under the skilful treatment the fever within a few days gave place to the first deep happiness he had ever known.    From Wordnik.com.  [His Sombre Rivals] Reference

Directly we study in any critical way the causes of attraction among the sexes, we see that under healthy conditions, unvitiated by convention or money, it is always the inborn rather than the acquired that counts.    From Wordnik.com.  [Woman and Womanhood A Search for Principles] Reference

And albeit the lovely flatterer's experience of men was avowedly most limited, yet her taste was unvitiated as her sincerity, and her judgment may therefore have been more valuable than that of the most practised belle of fashion.    From Wordnik.com.  [Idolatry A Romance] Reference

The fact that few of all the consumers of this plant are fond of those simple beverages so grateful to the unvitiated taste, and that most are inordinately attached to ale, wine, and brandy, is sufficient evidence of the dreadful truth, that it is the faithful pioneer to intemperance.    From Wordnik.com.  [A Dissertation on the Medical Properties and Injurious Effects of the Habitual Use of Tobacco] Reference

They had no schools or systems of philosophy, but by a kind of dog-knowledge did that which was right in their own eyes and in those of their neighbours; the common sense, therefore, of the public being as yet unvitiated, crime and disease were looked upon much as they are in other countries.    From Wordnik.com.  [Erewhon] Reference

So persuasive, indeed, and so subtle was the eloquence of this able sophist, that often in his artful conversations with his niece he left even on the unvitiated and strong though simple mind of Lucy an uneasy and restless impression, which time might have ripened into an inclination towards the worldly advantages of the marriage at her command.    From Wordnik.com.  [Paul Clifford — Complete] Reference

Through the clearness and steadiness of their vision, through the unvitiated vitality of their belief, through the incorruptibility of their character, through the adamantine force of their resolve, the matchless superiority of their aims and purpose, and the unsurpassed range of their accomplishments, they who labor for the glory of the Most Great.    From Wordnik.com.  [Messages to America] Reference

A touch of refinement and fervour which came from no other teaching than that of tenderly-nurtured unvitiated feeling.    From Wordnik.com.  [Silas Marner] Reference

A taste for wine will have it whether we provide it for them or not, it is no reason why we should set it before the young whose appetites are yet unvitiated and lure them to excesses.    From Wordnik.com.  [Danger] Reference

Colours of an oriency, that mock the pencil of the most exquisite artist; and with which their native beauty, perfume, fragrancy, and taste, gratify and entertain more senses at once, than does any sublunary object in all unvitiated nature besides. ".    From Wordnik.com.  [On the Portraits of English Authors on Gardening, with Biographical Notices of Them, 2nd edition, with considerable additions] Reference

I say nothing of the effect upon unvitiated tastes; I refer only to those with diseased appetites who made happen to be present. ".    From Wordnik.com.  [Danger] Reference

This liberal alimentary regimen he prescribed to people of every age where unvitiated appetite rendered them capable of following it; even to infants. ".    From Wordnik.com.  [Evolution, Old & New Or, the Theories of Buffon, Dr. Erasmus Darwin and Lamarck, as compared with that of Charles Darwin] Reference

He burns, too, the purest of oil, in its unmanufactured, and, therefore, unvitiated state.    From Wordnik.com.  [Moby Dick: or, the White Whale] Reference

And even if this were not so, never forget what, I believe, was observed to you by Coleridge, that every great and original writer, in proportion as he is great or original, must himself create the taste by which he is to be relished; he must teach the art by which he is to be seen; this, in a certain degree, even to all persons, however wise and pure may be their lives, and however unvitiated their taste.    From Wordnik.com.  [Selected English Letters]