General Negative:
* отрицательный (otricatel'nyy): This is the most common and general term for "negative".
* негативный (negativnyy): This is another common word, often used in a more abstract sense.
Specific Contexts:
* отрицание (otricanie): This refers to the act of denying something or saying "no".
* отрицательный ответ (otricatel'nyy otvet): This is a "negative answer".
* отрицательное число (otricatel'noe chislo): This is a "negative number".
* отрицательные эмоции (otricatel'nye emotsii): This means "negative emotions".
Informal:
* нет (net): This is the simple word for "no", often used as a negative response.
* не (ne): This is the negative particle that is used before verbs and adjectives.
The best way to choose the right word is to consider the context and the specific meaning you want to convey.