fickle
Translation
changeable, capricious, unreliable
Examples
The weather here is notoriously fickle.
The weather here is notoriously fickle.
He's a very fickle friend.
He's a very fickle friend.
Grammar Patterns
fickle ((noun)) (sth./sb.) is fickle The weather here is notoriously fickle.
Similar Words
Synonyms: changeable, capricious, volatile; Antonyms: constant, loyal, stable
Etymology
From Old English 'ficol' meaning 'deceitful'.
Memory Tips
Imagine a 'flickering' candle flame, which is unstable and changes constantly.