challenge
noun
a call or summons to engage in any contest, as of skill, strength, etc.
unchallengeably
-
a word derived from
challenge.
-
a word derived from
unchallengeable.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
This is, of course, the sister publication to the Grove Dictionary of Music and Musicians, which, almost since its publication in 1878, has reigned unchallengeably as the authoritative work in its field.
From Time Magazine Archive
But he and the line he founded are unchallengeably first in their services to Canada.
From All Afloat A Chronicle of Craft and Waterways by William Charles Henry Wood
The one real fortress in America, the last sea link between Old France and New, the single sword held over their transatlantic shipping, was now unchallengeably theirs.
From The Great Fortress : A chronicle of Louisbourg 1720-1760 by William Charles Henry Wood
Nor to my apprehension is 'the man's laugh the comment on his wit' unchallengeably new: instances of cousinship germane to the phrase will recur to you.
From The Egoist by George Meredith
