Factual is an adjective meaning that something is actually the case and is, therefore, a true fact.
By viscous, I think you mean viscosity. Viscous is a adjective referring to the thickness of a substance; therefore, yes, ketchup is somewhat viscous.
No, it is an adverb. The adjective is just "fresh."
The word nonsensical *is* an adjective. It is the adjective form of the noun nonsense.
The adjective is "scientific."
Imaginative is an adjective. Therefore, there is not an adjective that will describe imaginative.
An adjective is a word that describes the noun, therefore gymnastics is a noun but gymnastic is an adjective.
'Elude' is a verb. Therefore it has no meaning as an adjective, since it isn't one.
Lovely is describing a noun, therefore it is an adjective.
An adjective is a describing word. Therefore, the word liar is an adjective, because it can be used to describe a person who tells lies.
kick is not an adjective it is a verb
They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.
'He was a worried boy.' In this sentence worried is describing the boy, therefore worried is an adjective.
I think it means 'I can" in Spanish, therefore it is a verb.
Frivolous is an adjective and therefore does not have a plural form.
Jess is a name, therefore it is a proper noun.
An adjective is a word that describes the qualities, traits or a number of a noun. therefore the adjective in the sentence is "forty table"