"Vehemency" Natural Recordings by Native Speakers
The word "vehemency" refers to the state of being extremely intense or passionate in one's opinions, feelings, or actions. It can also refer to the quality of being intense and strong in expression or advocacy, often to the point of being uncontrolled or extreme.
past tense of "vegetate," which means to live in a dull, lazy, or unenergetic way, often because of physical or mental health problems, lack of stimulation, or habituation to an environment.
Vegetive is not a word in English. It's possible that you meant "vegetative" or "vegetable". <br><br>However, if you meant the root "vegetive" which comes from the Latin "vegetare", meaning to grow or cultivation, then it can be related to something dealing with vegetables or plants.