distaff vs arena

distaff and arena both are nouns.

Word	Noun	Adjective	Verb	Adverb
distaff	Yes	Yes	No	No
arena	Yes	No	No	No

As nouns, arena is a hypernym of distaff; that is, arena is a word with a broader meaning than distaff:

Other hypernyms of distaff include area, domain, field, orbit, sphere.

distaff (noun)	arena (noun)
the staff on which wool or flax is wound before spinning	a playing field where sports events take place
the sphere of work by women	a large structure for open-air sports or entertainments
	the central area of an ancient Roman amphitheater where contests and spectacles were held; especially an area that was strewn with sand
	a particular environment or walk of life

distaff (adjective)	arena (adjective)
characteristic of or peculiar to a woman