No, the noun 'tunnel' is a concretenoun, a word for an underground passage made by humans or animals, a word for a physical thing.
The word 'tunnel' is also a verb: tunnel, tunnels, tunneling, tunneled.
The abstract noun for the adjective tolerant is tolerance.
The word 'speech' is an abstract noun as a word for the ability to speak.
Abstract.
The abstract noun for "discuss" is "discussion."
The abstract noun for "loud" is loudness.
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.
Abstract noun of hopeless
The abstract noun is obligation.
Friendship has not abstract noun because It is a abstract noun
The abstract noun form is tourism.
The abstract noun for the adjective vacant is vacantness. Another abstract noun form is vacancy.
The noun childhood is a singular, common, abstract, compound noun; a word for the time of being a child.
The abstract noun for the adjective quick is quickness.