tidal bore vs aegir

tidal bore and aegir both are nouns.

Word	Noun	Adjective	Verb	Adverb
tidal bore	Yes	No	No	No
aegir	Yes	No	No	No

As nouns, tidal bore and aegir are synonyms defined as:

tidal bore and aegir: a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)

Other synonyms of tidal bore include bore, eager, eagre.

tidal bore (noun)	aegir (noun)
a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)	a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)