tenseness vs yips

tenseness and yips both are nouns.

Word	Noun	Adjective	Verb	Adverb
tenseness	Yes	No	No	No
yips	Yes	No	No	No

As nouns, yips is a hyponym of tenseness; that is, yips is a word with a more specific, narrower meaning than tenseness:

tenseness: (psychology) a state of mental or emotional strain or suspense
yips: nervous tension that causes an athlete to fail (especially causes golfers to miss short putts)

Other hyponyms of tenseness include breaking point.

tenseness (noun)	yips (noun)
the physical condition of being stretched or strained	nervous tension that causes an athlete to fail (especially causes golfers to miss short putts)
(psychology) a state of mental or emotional strain or suspense