scribbler vs journalist

scribbler and journalist both are nouns.

Word	Noun	Adjective	Verb	Adverb
scribbler	Yes	No	No	No
journalist	Yes	No	No	No

As nouns, journalist is a hypernym of scribbler; that is, journalist is a word with a broader meaning than scribbler:

scribbler (noun)	journalist (noun)
a writer whose handwriting is careless and hard to read	a writer for newspapers and magazines
informal terms for journalists	someone who keeps a diary or journal