spitting snake vs rinkhals

spitting snake and rinkhals both are nouns.

Word	Noun	Adjective	Verb	Adverb
spitting snake	Yes	No	No	No
rinkhals	Yes	No	No	No

As nouns, spitting snake and rinkhals are synonyms defined as:

spitting snake and rinkhals: highly venomous snake of southern Africa able to spit venom up to seven feet

Other synonyms of spitting snake include Hemachatus haemachatus, ringhals.

spitting snake (noun)	rinkhals (noun)
highly venomous snake of southern Africa able to spit venom up to seven feet	highly venomous snake of southern Africa able to spit venom up to seven feet