This is the 3300th most frequent Japanese word.
性質
Nature; property; characteristics; disposition.
The word "性質" is used to describe a characteristic or property inherent in an object, emphasizing its natural and functional traits.
この薬品は熱に耐える性質を持っています。
This chemical has the property of being heat-resistant.
Here, "性質" refers to a person's inherent temperament or character, illustrating individual personality traits.
彼の性質はとてもおおらかだ。
He has a very easy-going nature.
In this example, "性質" is utilized to specify the inherent state or nature of a substance under specific conditions.