doubtfulness   (TTS Sound)

The doubtfulness has 2 Senses.

• doubt, uncertainty, doubtfulness, dubiousness, dubiety, incertitude
• 不安定, 疑惑, 疑問, 懐疑, 半信半疑, 不安心, 疑しさ, 疑心, 疑り, 懐疑心, 疑義, 疑い, 疑, 疑念, 疑い深いこと, 疑わしさ
• the state of being unsure of something
• 何かについて確信がない状態

• doubt, doubtfulness, dubiousness, question
• 疑問, 不審さ, 訝しさ, 胡散臭さ, 疑わしいこと, 疑しさ, 怪しさ, 疑わしさ, うさん臭さ
• uncertainty about the truth or factuality or existence of something; "the dubiousness of his claim"; "there is no question about the validity of the enterprise"
• 何かが存在するという真実や事実についての不確実性