ice pick vs icepick

ice pick and icepick both are nouns.

Word	Noun	Adjective	Verb	Adverb
ice pick	Yes	No	No	No
icepick	Yes	No	No	No

As nouns, ice pick and icepick are synonyms defined as:

ice pick and icepick: pick consisting of a steel rod with a sharp point; used for breaking up blocks of ice

ice pick (noun)	icepick (noun)
pick consisting of a steel rod with a sharp point; used for breaking up blocks of ice	pick consisting of a steel rod with a sharp point; used for breaking up blocks of ice