Words similar to dubious

Example sentences for: dubious

How can you use “dubious” in a sentence? Here are some example sentences to help you improve your vocabulary:

As she plays out the process of converting "humanitarian resupply" into "lethal resupply," Didion seems to allude (as she did in her book Miami ) to the theory that CIA-trained anti-Castro Cubans have been at work in more than a few dubious American exploits.
The "examples" included in Robert McIntyre's "Tax Shelters: The Video Game" incorporate some highly dubious rate-of-return calculations.
A common substitute for sodium when the latter is contraindicated (e.g. for heart conditions) is potassium (from potash), whose valence is also 1 and whose symbol is K, from late Latin kalium , a word of dubious etymology.
Doctors are dubious.
The Nation deems this a dubious money grab by defense agencies.