flighty
🇺🇸
/ˈflaɪti/
🇬🇧
/ˈflaɪti/
Someone who changes their mind, interests, or behavior very often and does not take things seriously.
The flighty student changed her major four times in her first year of college, unable to decide on a path to follow.
気まぐれな学生は、大学の最初の年に4回専攻を変更し、どの道を選ぶべきか決めかねていた。