IPA: /vəˈɡɛəriəs/
KK: /vəˈɡɛrɪəs/
Describing someone or something that is unpredictable or changes often, often in a whimsical or erratic manner.
Her vagarious nature made it difficult for her friends to plan anything with her.
Vagarious → It is formed from "vagari" (meaning to wander) and the suffix "-ous" (meaning full of). The word "vagarious" describes someone who is full of wandering or prone to wandering.
Think of someone who is 'full of wandering' — 'vagari' means to wander, and '-ous' means full of.