Looking is a gerund for the verb to look, and gerunds are seldom concrete nouns, as they represent actions that cannot be touched although the people and things doing them can be. Looking has no adjective form and no related abstract noun, unlike the synonym watching (watchful, watchfulness).
The gerund (verbal noun) 'looking' is a concrete noun, a word for a physical action. There is no abstract noun form for 'looking'.
The abstract noun is infancy.
The abstract noun form of the adjective 'innocent' is innocence.
The abstract noun for the adjective hard is hardness.
The abstract noun form of the concrete noun pirate is piracy.
The abstract noun form for the concrete noun 'mother' is motherhood.There is no abstract noun form for the concrete noun 'shoes'.
The word appear is a verb not a noun. The abstract noun form is appearance.
The abstract noun is lowness (state of being low or vile).
The abstract noun form for the adjective incorrect is incorrectness.
The abstract noun would be the noun form of the comparative adjective gluey, which is gluiness (stickiness).
The word 'truthful' is the adjective form of the abstract noun truth.The abstract noun form of the adjective 'truthful' is truthfulness.
You are looking for "serenity".