Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
doubtfulness | Yes | No | No | No |
doubtful | No | Yes | No | No |
doubtfulness (noun) | doubtful (noun) |
---|---|
uncertainty about the truth or factuality or existence of something | |
the state of being unsure of something |
doubtfulness (adjective) | doubtful (adjective) |
---|---|
open to doubt or suspicion | |
fraught with uncertainty or doubt | |
unsettled in mind or opinion |