"Faddishness" Natural Recordings by Native Speakers
The state of being fashionably or excessively popular for a short time, usually used to describe something that is trendy or in vogue for a brief period.
Facultatively refers to something that is optional or facultative, meaning that it is not obligatory or mandatory, but rather discretionary or dependent on circumstances. In other words, it is something that can be done or omitted at one's discretion or convenience.
Facundity is the quality of speaking or writing with ease, fluency, and persuasiveness. It refers to the ability to express one's thoughts and ideas in a clear, concise, and convincing manner, often with a sense of eloquence and persuasiveness.