IPA: /vɪnˈdɪktɪvnəs/
KK: /vɪnˈdɪktɪvnɪs/
A strong desire to get back at someone or to seek revenge, often in a harmful way.
Her vindictiveness made it difficult for her to maintain friendships.
Vindictiveness → It is formed from "vindicta" (from Latin, meaning vengeance or revenge) and the suffix "-ness" (meaning the state or quality of). The word "vindictiveness" refers to the quality or state of being inclined to seek revenge.
Think of 'vengeance' ('vindicta') to remember that 'vindictiveness' means the quality of wanting to take revenge.