IPA: /ˈsɛpəreɪtnəs/
KK: /ˈsɛpəˌreɪtnəs/
The quality or state of being distinct or not connected with something else.
The separateness of the two communities led to misunderstandings between them.
Separateness → It is formed from "separate" (from Latin "separare", meaning to set apart) and the suffix "-ness" (meaning the state or quality of). The word "separateness" refers to the state of being set apart or distinct from others.
Think of the word 'separate' which means to set apart, and remember that 'separateness' describes the quality of being distinct or set apart.