The word quality is a singular noun. The plural form is qualities.
The topic of the speech
The word reliability is a noun. It is the quality of being reliable.
A noun, of the abstract type, the name of an intangible quality.
It creates a musical quality in a poem or drama.
adverb
The part of speech for "authenticity" is a noun. It refers to the quality of being authentic or genuine.
speech is the basic foundation of English . without the part of speech sentence cant be formed
The word quality is a noun. The plural form is qualities.
The topic of the speech
It is a verb, used here to attribute the quality of being "invited" to the noun "you".
The word legitimacy is a noun. It is the quality of being legitimate.
The word reliability is a noun. It is the quality of being reliable.
The word "veracity" is a noun. It refers to the quality of being truthful or accurate.
Mostly is an adverb. It is used to describe the frequency, extent, or degree of an action or quality.
A noun, of the abstract type, the name of an intangible quality.
"Washable" is an adjective, as it describes the quality of being able to be washed.
The word "meagre" can be used as an adjective to describe something that is lacking in quantity or quality.