dyspnoeal vs dyspneic

dyspnoeal and dyspneic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dyspnoeal	No	Yes	No	No
dyspneic	No	Yes	No	No

As adjectives, dyspnoeal and dyspneic are synonyms defined as:

dyspnoeal and dyspneic: not breathing or able to breathe except with difficulty

Other synonyms of dyspnoeal include breathless, dyspneal, dyspnoeic.

dyspnoeal (adjective)	dyspneic (adjective)
not breathing or able to breathe except with difficulty	not breathing or able to breathe except with difficulty