An example of an affix is any prefix or suffix since an affix is an addition to a word.
An example of a prefix is Anti, Pro, Tele, Un, Ultra, and so on and so forth.
An example of an allusion is, "I couldn't believe her nose wasn't growing as large as Pinocchio's." This is an allusion because it references another character.
An example of a suffix is er, ful, dom, and so on and so forth.
An example of an analogy is like is to love as dislike is to hate.
Hope this helps!