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