gas stove vs gas cooker

gas stove and gas cooker both are nouns.

Word	Noun	Adjective	Verb	Adverb
gas stove	Yes	No	No	No
gas cooker	Yes	No	No	No

As nouns, gas stove and gas cooker are synonyms defined as:

gas stove and gas cooker: a range with gas rings and an oven for cooking with gas

Other synonyms of gas stove include gas range.

gas stove (noun)	gas cooker (noun)
a range with gas rings and an oven for cooking with gas	a range with gas rings and an oven for cooking with gas