photoflood vs flood lamp

photoflood and flood lamp both are nouns.

Word	Noun	Adjective	Verb	Adverb
photoflood	Yes	No	No	No
flood lamp	Yes	No	No	No

As nouns, photoflood and flood lamp are synonyms defined as:

photoflood and flood lamp: light that is a source of artificial illumination having a broad beam; used in photography

Other synonyms of photoflood include flood, floodlight.

photoflood (noun)	flood lamp (noun)
light that is a source of artificial illumination having a broad beam; used in photography	light that is a source of artificial illumination having a broad beam; used in photography