This is an interesting history. I am not interested in this matter any more(interest)
He is not fit for this position. It is a fitting evening for a dance(fit)
The freezing point of water is 0 degrees Celsius. Freezed at the sight of the ghostly hand she gave a highpitchec scream(freeze)
We were disgusted (тут не было слово BY?) what we saw. His behavior is disgusting to everybody.(disgust)
The whistling wind was heard all around the house. Being whistled by the policeman the car stopped,(whistle)
Will you,please,take away the trimmed off branches?Who is the woman trimming the salad?(trim)
The pupil called to the blackboard will get a mark. The pupil calling the roll is our monitor.(call)
interesting, interested
fit, fitting
freezing, freezed
disguted, disgusting
whistling, whistked
trimmed, trimming
called, calling