vain

Overly proud of oneself, especially concerning appearance; having a high opinion of one's own accomplishments with slight reason.

Every writer is a narcissist. This does not mean that he is vain; it only means that he is hopelessly self-absorbed.

Having no real substance, value, or importance; empty; void; worthless; unsatisfying.

I will not hear thy vain excuse

Let no man deceive you with vain words.

Effecting no purpose; pointless, futile.

vain toil    a vain attempt

Vain is the force of man / To crush the pillars which the pile sustain.

Showy; ostentatious.

Yet ſhall (my Lord) your juſt, your noble Rules / Fill half the land with imitating Fools: / VVho random dravvings from your ſheets ſhall take, / And of one beauty many blunders make; / Load ſome vain Church with old Theatric State, / Turn Arcs of Triumph to a Garden-gate, […]

To frustrate.

Acronym of vaginal intraepithelial neoplasia.