Translation guide
Describes someone whose feelings, interests, or loyalties change often and unpredictably. Japanese expresses this through adjectives describing personality, verbs for changing one's mind, and idiomatic phrases.
Describing a person who is generally fickle or capricious by nature.
An adjective/noun meaning whimsical, capricious, or fickle. Often used to describe someone who acts on a whim.
He is a fickle person.
A noun/adjective describing a tendency to change one's interests or affections easily; fickleness, especially in love or hobbies.
She is fickle and quickly jumps into new hobbies.
An adjective meaning easily bored or quick to lose interest. Focuses on the inability to stick with something.
I have a fickle personality, so I don't stick with things.
Describing the action of becoming fickle or changing affections/opinions suddenly.
A verb phrase meaning to change one's mind or have a change of heart, often implying fickleness in love or decisions.
He was fickle and changed his mind easily.
Literally 'one's mood changes', used when someone becomes fickle or changes their intention on a whim.
A formal verb meaning to change one's mind or go back on a decision. Used in serious contexts.
He was fickle and went back on his promise.
Specifically about romantic fickleness or infidelity.
Describing things like weather, trends, or luck that are fickle.
気まぐれ emphasizes acting on whims without consistency. 移り気 focuses on shifting interests or affections, often in love. 飽きっぽい highlights getting bored quickly and not persevering.
Directly translating 'be fickle' as フィクルである is unnatural. Use the adjectives or phrases above depending on context.
She got fickle and decided not to go.
His heart had already become fickle and moved to someone else.
流行は気まぐれだ。
Trends are fickle.