Answer:
Correct matches below.
Step-by-step explanation:
Etymology - word derivation
Inflection - ending denoting grammatical function
Affix - morpheme added to a base
Declension - noun inflections
Conjugation - verb inflections
Pejoration - gaining a negative meaning / connotation
Amelioration - gaining a positive meaning / connotation
Syntax - relations of sentence parts
Generalization - broadening in meaning
Specialization - narrowing in meaning
Hope this helps.