sampler vs variety

sampler and variety both are nouns.

Word	Noun	Adjective	Verb	Adverb
sampler	Yes	No	No	No
variety	Yes	No	No	No

As nouns, variety is a hypernym of sampler; that is, variety is a word with a broader meaning than sampler:

sampler (noun)	variety (noun)
a piece of embroidery demonstrating skill with various stitches	noticeable heterogeneity
an observation station that is set up to make sample observations of something	a difference that is usually pleasant
an assortment of various samples	a category of things distinguished by some common characteristic or quality
someone who samples food or drink for its quality	a show consisting of a series of short unrelated performances
	(biology) a taxonomic category consisting of members of a species that differ from others of the same species in minor but heritable characteristics
	a collection containing a variety of sorts of things