launch pad vs launchpad

launch pad and launchpad both are nouns.

Word	Noun	Adjective	Verb	Adverb
launch pad	Yes	No	No	No
launchpad	Yes	No	No	No

As nouns, launch pad and launchpad are synonyms defined as:

launch pad and launchpad: a platform from which rockets or space craft are launched

Other synonyms of launch pad include launch area, launching pad, pad.

launch pad (noun)	launchpad (noun)
a platform from which rockets or space craft are launched	a platform from which rockets or space craft are launched