Positive words that start with k?

Answer 1

Here are a couple; Katabatic--which refers to a cold wind flowing downslope Kelvin--a temperature scale, but is not as commonly used as Fahrenheit or Celsius Knot--in reference to wind speed

Answer 2

kind, kneel, known, knight, etc... all have positive connotations due to the comparisons one makes within their mind to real life objects and situations which are positive to that person. ex. kneel, could relate to praying which is positive