vapid

Simple is a related term of vapid.

As adjectives the difference between simple and vapid

is that simple is uncomplicated; taken by itself, with nothing added while vapid is lifeless, dull or banal.

As a noun simple

is (medicine) a preparation made from one plant, as opposed to something made from more than one plant.

As a verb simple

is (transitive|intransitive|archaic) to gather simples, ie, medicinal herbs.

Uninteresting is a related term of vapid.

As adjectives the difference between uninteresting and vapid

is that uninteresting is arousing little or no interest; boring or uneventful while vapid is lifeless, dull or banal.

As adjectives the difference between callow and vapid

is that callow is bald while vapid is lifeless, dull or banal.

As a noun callow

is a callow young bird.

As adjectives the difference between meaningless and vapid

is that meaningless is lacking meaning while vapid is lifeless, dull or banal.

Innocuous is a synonym of vapid.

As adjectives the difference between innocuous and vapid

is that innocuous is harmless; producing no ill effect while vapid is lifeless, dull or banal.

Dreary is a related term of vapid.

As adjectives the difference between dreary and vapid

is that dreary is (obsolete) grievous, dire; appalling while vapid is lifeless, dull or banal.

Silly is a related term of vapid.

As adjectives the difference between silly and vapid

is that silly is (label) pitiable; deserving of compassion; helpless while vapid is lifeless, dull or banal.

As a noun silly

is (colloquial) a silly person; a fool.

As adjectives the difference between puerile and vapid

is that puerile is characteristic of, or pertaining to, a boy or boys; confer: puellile while vapid is lifeless, dull or banal.

Unremarkable is a related term of vapid.

As adjectives the difference between unremarkable and vapid

is that unremarkable is not remarkable while vapid is lifeless, dull or banal.

Vapid is a related term of trivial.

As adjectives the difference between vapid and trivial

is that vapid is lifeless, dull or banal while trivial is ignorable; of little significance or value.

As a noun trivial is

(obsolete) any of the three liberal arts forming the trivium.