veggie vs veg

veggie and veg both are nouns.

Word	Noun	Adjective	Verb	Adverb
veggie	Yes	No	No	No
veg	Yes	No	No	No

As nouns, veggie and veg are synonyms defined as:

veggie and veg: edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant

Other synonyms of veggie include vegetable.

veggie (noun)	veg (noun)
edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant	edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plant