facetious

Ridiculous is a related term of facetious.

As adjectives the difference between ridiculous and facetious

is that ridiculous is deserving of ridicule; foolish; absurd while facetious is treating serious issues with deliberately inappropriate humour; flippant.

Keen is a related term of facetious.

As adjectives the difference between keen and facetious

is that keen is showing a quick and ardent willingness or responsiveness, enthusiastic, eager; interested, intense while facetious is treating serious issues with deliberately inappropriate humour; flippant.

As a verb keen

is (rare) to sharpen; to make cold or keen can be to utter a keen.

As a noun keen

is a prolonged wail for a deceased person.

As a verb wagging

is .

As a noun wagging

is the motion of something that is wagged.

As an adjective facetious is

treating serious issues with deliberately inappropriate humour; flippant.

As adjectives the difference between facetious and clinical

is that facetious is treating serious issues with deliberately inappropriate humour; flippant while clinical is of or pertaining to a medical clinic or facility.

As adjectives the difference between facetious and wry

is that facetious is treating serious issues with deliberately inappropriate humour; flippant while wry is turned away, contorted (of the face or body).

As a verb wry is

to turn (away); to swerve or deviate.

As adjectives the difference between facetious and felicitous

is that facetious is treating serious issues with deliberately inappropriate humour; flippant while felicitous is fitting; happening at the right time.

Laughable is a related term of facetious.

As adjectives the difference between laughable and facetious

is that laughable is worthless; worthy of contempt or derision while facetious is treating serious issues with deliberately inappropriate humour; flippant.

Offhand is a synonym of facetious.

As adjectives the difference between offhand and facetious

is that offhand is without planning or thinking ahead while facetious is treating serious issues with deliberately inappropriate humour; flippant.

As an adverb offhand

is right away, immediately, without thinking about it.

As adjectives the difference between careless and facetious

is that careless is free from care; unworried, without anxiety while facetious is treating serious issues with deliberately inappropriate humour; flippant.

Facetious is a related term of mirthful.

As adjectives the difference between facetious and mirthful

is that facetious is treating serious issues with deliberately inappropriate humour; flippant while mirthful is filled with mirth.