kerosine heater vs oilstove

kerosine heater and oilstove both are nouns.

Word	Noun	Adjective	Verb	Adverb
kerosine heater	Yes	No	No	No
oilstove	Yes	No	No	No

As nouns, kerosine heater and oilstove are synonyms defined as:

kerosine heater and oilstove: heater that burns oil (as kerosine) for heating or cooking

Other synonyms of kerosine heater include kerosene heater, oil heater.

kerosine heater (noun)	oilstove (noun)
heater that burns oil (as kerosine) for heating or cooking	heater that burns oil (as kerosine) for heating or cooking