Doubtful

The detective had a doubtful suspicion about the suspect's alibi.

The accuracy of the historical account is doubtful due to conflicting sources.

I'm doubtful about trying the new restaurant because of the mixed reviews.

The accuracy of the news article was doubtful due to its lack of sources.

She had a doubtful reputation among her colleagues.

The website's doubtful claims about weight loss raised suspicions.

The detective found a doubtful clue that pointed towards a different suspect.

The doctor gave a doubtful diagnosis for the patient's symptoms.

The quality of the product was doubtful due to its low price.

She had a doubtful expression on her face when she heard the news.

She gave him a doubtful look when he made an unbelievable claim.

The politician's promises seemed doubtful to the skeptical audience.

The coach had a doubtful expression as he watched the team's performance.

The teacher had a doubtful tone when correcting the student's incorrect answer.

The scientist conducted several experiments to confirm the doubtful hypothesis.

The artist stared at the blank canvas with a doubtful expression, unsure of what to paint.

He seemed doubtful about the effectiveness of the new medicine.

I'm doubtful that the weather will clear up for our picnic.

She was doubtful about the accuracy of the survey results.

He appeared doubtful about the authenticity of the painting.

He has a doubtful reputation among his colleagues due to his questionable actions.

The politician's promises sound doubtful, and many people are skeptical about his ability to deliver.

The coach expressed his doubtful opinion about our chances of winning the championship.

The patient's condition is still doubtful, and the doctors are closely monitoring her.

The student was doubtful about his ability to solve the math problem.

She gave me a doubtful look when I told her about my travel plans.

The coach was doubtful about the team's chances of winning the game.

The company's financial situation is doubtful, and investors are becoming concerned.

The students were given a doubtful explanation for the sudden cancellation of the field trip.

The construction of the bridge faced doubtful challenges due to the unstable ground.

The detective found some doubtful evidence that could potentially change the outcome of the investigation.