When it comes to describing the smallest degrees, there are a plethora of synonyms available that can be used interchangeably. The word 'minimum' is commonly used to describe the smallest or lowest degree of something. The term 'slightest' can also be used to describe a minor degree. Another synonym for small degrees is 'minute,' which refers to a very small amount. 'Insignificant' is another appropriate word that can be used to describe something that is of little importance or consequence. Similarly, 'negligible' can be used to describe something that is so small it is not worth considering. 'Infinitesimal' is also a great synonym for the smallest degrees, referring to something that is extremely small.