sea squill vs squill

sea squill and squill both are nouns.

Word	Noun	Adjective	Verb	Adverb
sea squill	Yes	No	No	No
squill	Yes	No	No	No

As nouns, sea squill and squill are synonyms defined as:

sea squill and squill: having dense spikes of small white flowers and yielding a bulb with medicinal properties

Other synonyms of sea squill include sea onion, Urginea maritima.

sea squill (noun)	squill (noun)
having dense spikes of small white flowers and yielding a bulb with medicinal properties	an Old World plant of the genus Scilla having narrow basal leaves and pink or blue or white racemose flowers
	having dense spikes of small white flowers and yielding a bulb with medicinal properties
	bulb of the sea squill, which is sliced, dried, and used as an expectorant