IPA: /ˌɑːrtɪˈfɪʃənəs/
KK: /ˌɑːrtɪˈfɪʃəlnəs/
The condition of being made by humans rather than occurring naturally; not genuine or real.
The artificialness of the decorations was evident at the party.
Artificialness → It is formed from "artificial" (from Latin "artificialis", meaning made by art or skill) and "-ness" (meaning the state or quality of). The word "artificialness" refers to the quality of being made by human skill rather than occurring naturally.
Think of something that is 'made by skill' ('artificial') and the '-ness' indicating a state or quality. This helps you remember that 'artificialness' refers to the quality of being man-made.