Noun
けいようし
形容詞は、な形容詞、い形容詞、の形容詞の三つに分けられます。
Adjectives can be separated into three categories: na-adjectives, i-adjectives, and no-adjectives.
このシチュエーションにぴったりのいい形容詞が思いつきません。
I can't come up with a good adjective that can depict this situation well.
その面接試験で、自分を表現するのに最も適した形容詞を選んで、その理由を説明しなくちゃいけなかったんだ。
At the job interview, I had to choose the most suitable adjective to describe myself, and explain why.
A part of speech that creates the shape and form of a word is something that is descriptive (its shape and form are in there, after all!). This shape and form part of speech is an adjective. You are so beautiful!
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.