sampler vs assortment

sampler and assortment both are nouns.

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

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

sampler (noun)	assortment (noun)
a piece of embroidery demonstrating skill with various stitches	the act of distributing things into classes or categories of the same type
an observation station that is set up to make sample observations of something	a collection containing a variety of sorts of things
an assortment of various samples
someone who samples food or drink for its quality