IPA: /ɪnˈsɛsənsi/
KK: /ɪnˈsɛsənsi/
The quality of continuing without stopping or being interrupted.
The incessancy of the noise made it hard to concentrate.
Incessancy → It is formed from "in-" (meaning not) and "cessare" (meaning to cease or stop) combined with the suffix "-ancy" (indicating a state or quality). The word "incessancy" refers to the state of not ceasing or being continuous.
Think of 'not ceasing' ('in-' means not and 'cessare' means to stop) to remember that 'incessancy' describes something that goes on continuously.
No commonly confused words.