IPA: /ɪˈnɒkjʊəsnəs/
KK: /ɪˈnɑkjuəsnəs/
The state of being harmless or not causing any injury or offense.
The innocuousness of the plant made it safe to have around children and pets.
Innocuousness → It is formed from "innocuus" (from Latin, meaning harmless) and the suffix "-ness" (meaning the state or quality of). The word "innocuousness" refers to the state of being harmless or not likely to offend.
Think of 'harmless' ('innocuus') and remember that 'innocuousness' means the quality of being harmless.