It denotes quality as one of the ten Aristotelian categories...

It denotes quality as one of the ten Aristotelian categories (al-maqulat al-‘ashr, q.v.); for everything falls under the question: "How?" It is concerned with the sensuous qualities of things such, as their colours, tastes, odours and hotness and coldness or dryness and moisture, and also with the character traits and emotional states of persons such as their boldness or state of feeling shy. It has many forms or kinds for which see below the various kids of kaifiyat.

al-kaifiyat al-isti‘dadiyah Qualities of capacity, i.e. qualities of a thing on account-of power or ability possessed by it to act in a certain manner or to suffer a certain change. If this capacity is active and resistant to the outside influence or pressure, it is named as quwwah (power); but if it…