riptide vs countercurrent

riptide and countercurrent both are nouns.

Word	Noun	Adjective	Verb	Adverb
riptide	Yes	No	No	No
countercurrent	Yes	No	No	No

As nouns, riptide and countercurrent are synonyms defined as:

riptide and countercurrent: a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current

Other synonyms of riptide include crosscurrent, rip, tide rip.

riptide (noun)	countercurrent (noun)
a strong surface current flowing outwards from a shore	actions counter to the main group activity
a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current	a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current