capriciously
adverb
UK/kəˈprɪʃ.əs.li/
US/kəˈprɪʃ.əs.li/
Definitions of capriciously adverb
in a manner that is impulsive and unpredictable
He capriciously changed the plans, leaving the team unprepared.
The stock prices fluctuated capriciously, making it difficult to predict.
Her capriciously made decisions confused everyone.