- Today's Word
Halcyon
HAL-see-uhn
Definition
- (adjective) Calm, peaceful, or tranquil.
- Relating to a period of time in the past that was idyllically happy and carefree.
Example
She often reminisced about the halcyon days of her childhood, spent by the lake without a care in the world.
Fun Fact
“Halcyon” originates from the Greek myth of Alcyone, a woman transformed into a kingfisher bird by the gods. The term is linked to the belief that these birds calmed the seas while nesting during the winter solstice. Over time, “halcyon” became synonymous with peace and calm, evoking both natural serenity and the nostalgic longing for simpler times.
(adjective) Deliberately untrustworthy and deceitful; guilty of betraying trust or breaking faith.
The perfidious advisor had been leaking confidential strategy to competitors for years, all while accepting promotions and praise from the company he was quietly destroying.
Perfidious derives from the Latin perfidiosus, meaning “treacherous,” rooted in perfidia — “faithlessness” — built from per- (“through” or “away”) and fides (“faith” or “trust”). The same root fides gives us fidelity, confide, and fiduciary — making perfidious the dark twin of an entire family of words built on trust and loyalty. It entered English in the 16th century and has carried its sense of calculated, deliberate betrayal ever since.