IPA: /sɪnˈsɪrɪti/
KK: /sɪnˈsɪrɪti/
The quality of being honest and genuine, without any deceit or pretense.
Her sincerity in expressing her feelings made a big impact on everyone.
Sincerity → It is formed from "sincerus" (meaning pure or untainted) and the suffix "-ity" (meaning the state or quality of). The word "sincerity" refers to the quality of being pure in heart or genuine in expression.
Think of 'pure' ('sincerus') to remember that 'sincerity' means being genuine and honest.