Deliberate, wilful.
The ability to know something without being taught.
Suggestive of private knowledge or understanding.
Possessing knowledge or understanding; knowledgeable, intelligent.
Shrewd or showing clever awareness; discerning.
Demonstrating knowledge of what is in fashion; stylish, chic.
Given my knowledge about someone or something.
The act or condition of having knowledge.
Fickle.
Readily decomposable.
Not stable.
Radioactive, especially with a short half-life.
Unpredictable.
Having a strong tendency to change.
Fluctuating; not constant.
To release (an animal) from a stable.