The word 'see' is not an adjective; the word 'see' is a verb (to perceive with the eyes) and a concretenoun (a word for the district of a bishop, a physical place).
The noun forms of the verb to see are seer and the gerund, seeing.
The noun 'seeing' is an abstract noun as a word for understanding, comprehending.
The noun 'seeing' is a concrete noun as a word for the faculty of sight.
The noun 'seer' is a concrete noun as a word for a person.
The abstract noun form of the adjective 'indifferent' is indifference.
The abstract noun form of the adjective unique is uniqueness.
The abstract noun form for the adjective truthful is truthfulness.The word 'truthful' is the adjective form of the abstract noun truth.
The abstract noun form of the adjective 'famous' is famousness.The word 'famous' is the adjective form of the abstract noun fame.
The abstract noun for the adjective quick is quickness.
The abstract noun of the adjective "shy" is "shyness."
The abstract noun of the adjective "blue" is "blueness."
The abstract noun form of the adjective triumphant is triumph.
The abstract noun form of the adjective 'healthy' is healthiness.The word 'healthy' is the adjective form of the abstract noun health.The abstract noun health is a noun signifying an idea -- which cannot be perceived by the senses. For example, although we can see the signs of health -- good muscles, clear complexion, etc. -- we cannot see healthitself.
Yes, the noun jealousy is an abstract noun, a word for an emotion.One can't actually touch it or see it; one can only see its effects.
The abstract noun for the adjective famous is famousness.The word 'famous' is the adjective form of the abstract noun fame.
The abstract nouns for the adjective free are freenessand freedom.