Pronunciation: [fˈadɪə] (IPA) 
The word "faddier" is spelled with two d's, as it is derived from the word "fad," meaning a passing trend. The IPA phonetic transcription of "faddier" is /ˈfædiər/. The first syllable "fad" is pronounced with the short "a" sound /æ/, and the second syllable "dier" is pronounced with the "ie" dipthong /iə/ and the voiced /d/ consonant. Despite its spelling, "faddier" is not a commonly used word in modern English.
Faddier is a comparative form of the adjective "faddy," derived from the noun "fad." Faddy refers to something that is characterized by short-lived and popular trends or fashions. The term is commonly used to describe things, ideas, or actions that quickly gain and lose popularity, often leaving little lasting impact. Faddier implies a higher degree of faddiness or trendiness when compared to something else.
For example, in the context of fashion, a faddier garment or style would refer to a trend that becomes outdated or unfashionable even faster than others. It suggests a more fleeting nature, indicating a rapid cycle of popularity followed by decline.
Similarly, when applied to ideas or behaviors, faddier signifies a higher level of trendiness. For instance, a faddier diet trend might refer to a short-lived eating plan that gains momentary popularity but is quickly replaced by the next fleeting diet trend.
Overall, faddier indicates something that exhibits a heightened level of infatuation with trends and passing fads. It suggests a transitory nature and may imply that the subject is superficial, lacking long-lasting value or substance.
