poignant

Sharp-pointed; keen.

His siluer shield, now idle maisterlesse; / His poynant speare, that many made to bleed [...].

Neat; eloquent; applicable; relevant.

A poignant reply will garner more credence than hours of blown smoke.

Evoking strong mental sensation, to the point of distress; emotionally moving.

Flipping through his high school yearbook evoked many a poignant memory of yesteryear.

The shabby chest of drawers was spread with a lace cover, and set out with a few gold-topped boxes and bottles, a rose-coloured pin-cushion, a glass tray strewn with tortoise-shell hair[-]pins—he shrank from the poignant intimacy of these trifles, and from the blank surface of the toilet-mirror above them.

Piquant, pungent.

Incisive; penetrating; piercing.

His comments were poignant and witty.