gibberish vs junky

gibberish

• unintelligible, incoherent or meaningless 

• Needlessly obscure or overly technical language. 

• Speech or writing that is unintelligible, incoherent or meaningless. 

• A language game, comparable to pig Latin, in which one inserts a nonsense syllable before the first vowel in each syllable of a word. 

junky

• Resembling or characteristic of junk; cheap, worthless, or of low quality. 

• Full of junk.