The noun 'conference' is an abstract noun as a word for an exchange of views; an association of sports teams.
The word conference is a concrete noun as a word for a gathering of people, which is an actual event in the real world.
Whether the noun conference is abstract or concrete depends of its use.
Yes, the noun astonishment is an abstract noun, a word for an emotional reaction.
Is undergone an abstract noun
The abstract noun is criticism.
The abstract noun is obligation.
Abstract noun of hopeless
The word spelled 'coference' is not a word in English. Perhaps you mean 'conference', a formal meeting. The word conferenceis a singular, common, abstract noun.
Yes, the noun astonishment is an abstract noun, a word for an emotional reaction.
Is undergone an abstract noun
Concrete noun
The abstract noun is criticism.
The noun 'hopefulness' is an abstract noun, a word for an emotion.
The abstract noun is obligation.
Abstract noun of hopeless
Friendship has not abstract noun because It is a abstract noun
The abstract noun form is tourism.
The deadline for abstract submission for the upcoming conference is October 15th.
The abstract noun for the adjective vacant is vacantness. Another abstract noun form is vacancy.