confidential meaning
EN
[ˌkɑːnfɪˈdenʃl] 
US WConfidential
- AdjectiveCOMmore confidentialSUPmost confidentialPREcon-SUF-al
- Kept, or meant to be kept, secret within a certain circle of persons; not intended to be known publicly.
- The newspaper claims a leaked confidential report by the government admits to problems with corrupt MPs.
- (dated) Inclined to share confidences.
- Sitting in front of the fire, they became quite confidential, and began to gossip.
- Kept, or meant to be kept, secret within a certain circle of persons; not intended to be known publicly.
- More Examples
- Used in the Middle of Sentence
- ' [ …] And he explained this business of confidential commissions?' / 'Yes, he did. And it seemed to turn out quite respectable and above board.' Mrs Meatyard considered. 'Or almost above board.
- Used in the Middle of Sentence
Definition of confidential in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Morphemes
- Suffixes
- Words by suffix
- Words suffixed with -al
- Words suffixed with -al
- Words by suffix
- Suffixes
- Adjectives
Source: Wiktionary
Grammatically, this word "confidential" is an adjective. It's also a morpheme, more specifically, a suffixe.