-y 結尾的形容詞展示了從名詞或其他形容詞派生的多樣性，這種變化使得形容詞能夠表達不同的特徵、狀態或情感。
與天氣相關的形容詞
● cloudy → cloud (雲)
● foggy → fog (霧)
● rainy → rain (雨)
● sunny → sun (陽光)
● snowy → snow (雪)
● windy → wind (風)
● stormy → storm (風暴)描述狀態或情感的形容詞
● happy → hap (運氣，來源不常用)
● lonely → alone (單獨)
● sleepy → sleep (睡眠)
● silly → sill (愚蠢，來源不常用)
● funny → fun (有趣)
● angry → anger (憤怒)
● crazy → craze (狂熱)描述特質或性質的形容詞
● healthy → health (健康)
● lovely → love (愛)
● wealthy → wealth (財富)
● shiny → shine (光澤)
● tasty → taste (味道)
● cheesy → cheese (奶酪)
● spicy → spice (香料)
● messy → mess (混亂)描述物理狀態或環境的形容詞
● dirty → dirt (污垢)
● muddy → mud (泥)
● noisy → noise (噪音)
● easy → ease (容易)
● hasty → haste (匆忙)