sincerer

/S IH0 N S IH1 R ER0/
adjective
  1. 1

    Genuine; meaning what one says or does; heartfelt.

    โ€œI believe he is sincere in his offer to help.โ€

  2. 2

    Meant truly or earnestly.

    โ€œShe gave it a sincere, if misguided effort.โ€

  3. 3

    Clean; pure

Synonyms

Antonyms

Source: https://en.wiktionary.org/wiki/sincere, https://en.wiktionary.org/wiki/sincerer