What is the meaning of -ón?

a person or thing that does an action indicated by the root verb; used to form an agent noun

forms a noun from a different (usually larger) but related or similar one

forms the augmentative of nouns

Emphasizes that something is large, grand, intense, important

Used with a verb stem to form agent nouns

emphasizes that something is large, grand, intense, important

indicates that someone or something has large attributes, or larger than usual

for few cases, indicates that something is used wrong or frequently (forming adjectives and or nouns)

emphasizes contempt for subject

forms a noun from a different (usually larger) but related or similar one

suffixed to verbs, doing something repeatedly or often

for very few cases, indicates small size of or a lack of something (such as an ironic augmentative)

ending of every chemical element belonging only to the noble gases group, except helium (in Spanish helio)

ending of most or every subatomic particle

Source: wiktionary.org

See also