placard

In obsolete terms the difference between show and placard

is that show is semblance; likeness; appearance while placard is permission given by authority; a license.

As verbs the difference between show and placard

is that show is to display, to have somebody see (something) while placard is to affix a placard to.

As nouns the difference between show and placard

is that show is a play, dance, or other entertainment while placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place.

Placard is a related term of brochure.

As nouns the difference between placard and brochure

is that placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place while brochure is a booklet of printed informational matter, like a pamphlet, often for promotional purposes.

As a verb placard

is to affix a placard to.

As nouns the difference between placard and sign

is that placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place while sign is (sometimes|also used uncountably) a visible indication.

As verbs the difference between placard and sign

is that placard is to affix a placard to while sign is to make a mark.

Placard is a related term of advertisement.

As nouns the difference between placard and advertisement

is that placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place while advertisement is (marketing) a commercial solicitation designed to sell some commodity, service or similar.

As a verb placard

is to affix a placard to.

Placard is a related term of bulletin.

As nouns the difference between placard and bulletin

is that placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place while bulletin is .

As a verb placard

is to affix a placard to.

As nouns the difference between banner and placard

is that banner is a flag or standard used by a military commander, monarch or nation while placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place.

As an adjective banner

is exceptional; very good.

As a verb placard is

to affix a placard to.

As nouns the difference between signage and placard

is that signage is signs taken collectively while placard is a sheet of paper or cardboard with a written or printed announcement on one side for display in a public place.

As a verb placard is

to affix a placard to.