ironic

As adjectives the difference between ludicrous and ironic

is that ludicrous is idiotic or unthinkable, often to the point of being funny while ironic is ironic.

As an adjective ironic

is ironic.

As an adverb literally is

(speech act) word for word; not figuratively; not as an idiom or metaphor.

As adjectives the difference between ironic and corrosive

is that ironic is ironic while corrosive is eating away; having the power of gradually wearing, hanging, or destroying the texture or substance of a body; as the corrosive action of an acid.

As a noun corrosive is

that which has the quality of eating or wearing away gradually.

As adjectives the difference between ironic and perverse

is that ironic is ironic while perverse is turned aside; hence, specifically, turned away from the (morally) right; willfully erring; wicked; perverted.

As adjectives the difference between derisive and ironic

is that derisive is expressing or characterized by derision; mocking; ridiculing while ironic is ironic.

As an adjective ironic

is ironic.

As a noun jibe is

(nautical) a manoeuver in which the stern of a sailing boat or ship crosses the wind, typically resulting in the sudden sweep of the boom from one side of the sailboat to the other or jibe can be a facetious or insulting remark, a jeer or taunt.

As a verb jibe is

(nautical) to perform a jibe or jibe can be to agree.

As adjectives the difference between ironic and profound

is that ironic is characterized by or constituting (any kind of) irony while profound is descending far below the surface; opening or reaching to great depth; deep.

As a noun profound is

the deep; the sea; the ocean.

As a verb profound is

to cause to sink deeply; to cause to dive or penetrate far down.

As adjectives the difference between ironic and appropriate

is that ironic is ironic while appropriate is (obsolete) set apart for a particular use or person; reserved.

As a verb appropriate is

(archaic) to make suitable; to suit.

As a proper noun cynicism

is the philosophy of the greek cynics.

As an adjective ironic is

ironic.