icepick vs ice pick

icepick and ice pick both are nouns.

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

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

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

icepick (noun)	ice pick (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