Behaviour/behavior is a noun.
The word behaviour is a noun. It is the way in which one behaves.
'Acceptable' is an adjective: 'He did not display an acceptable standard of behaviour.'
candour means:Nounhonesty and straightforwardness of speech or behaviour [Latin candor]
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
Alright is an adjective, and usually it is a predicate adjective.
It is an assumed manner of speech, manner, dress or behaviour intended to impress others
the process of making clear your understanding of others behaviour or talk.
The part of speech for "explicit" is an adjective.