sleepy dick vs summer snowflake

sleepy dick and summer snowflake both are nouns.

Word	Noun	Adjective	Verb	Adverb
sleepy dick	Yes	No	No	No
summer snowflake	Yes	No	No	No

As nouns, sleepy dick and summer snowflake are synonyms defined as:

sleepy dick and summer snowflake: common Old World herb having grasslike leaves and clusters of star-shaped white flowers with green stripes; naturalized in the eastern United States

Other synonyms of sleepy dick include Ornithogalum umbellatum, starflower.

sleepy dick (noun)	summer snowflake (noun)
common Old World herb having grasslike leaves and clusters of star-shaped white flowers with green stripes; naturalized in the eastern United States	common Old World herb having grasslike leaves and clusters of star-shaped white flowers with green stripes; naturalized in the eastern United States