delicacy vs titbit

delicacy and titbit both are nouns.

Word	Noun	Adjective	Verb	Adverb
delicacy	Yes	No	No	No
titbit	Yes	No	No	No

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

delicacy (noun)	titbit (noun)
the quality of being beautiful and delicate in appearance	a small tasty bit of food
subtly skillful handling of a situation
lack of physical strength
slenderness
lightness in movement or manner
refined taste; tact
something considered choice to eat