mask vs picture taking

mask and picture taking both are nouns.

Word	Noun	Adjective	Verb	Adverb
mask	Yes	No	Yes	No
picture taking	Yes	No	No	No

mask (noun)	picture taking (noun)
activity that tries to conceal something	the act of taking and printing photographs
a covering to disguise or conceal the face
a protective covering worn over the face
a party of guests wearing costumes and masks

mask (verb)	picture taking (verb)
put a mask on or cover with a mask
shield from light
cover with a sauce
hide under a false appearance
make unrecognizable