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unsoundly
Derived word form of unsound

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.

The psychological pressure can still affect his opponent, such as Vachier-Lagrave offering a pawn unsoundly and the eight-time Russian champion Peter Svidler making “difficult to explain” mistakes.

From The Guardian • May 3, 2019

For example, the sound idea that teachers should concentrate on whetting the interests of students and stirring creativity has been unsoundly used as an excuse to duck detailed schoolwork.

From Time Magazine Archive

Unable to borrow, four German real estate developers recently went belly up, and Economics Minister Hans Friderichs coldly said that collapses of "unsoundly financed" firms are "absolutely in the sense of our policy."

From Time Magazine Archive

Is not the mind unsoundly sensitive that finds an offence in a request like that?

From The Recreations of a Country Parson by Boyd, Andrew Kennedy Hutchison

Theory, however, is frequently unsoundly applied in it, and it is to be observed generally that Euler’s strength lay rather in pure than in applied mathematics.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 8 "Ethiopia" to "Evangelical Association" by Various