Elf

(Medium) Common ancestry.

Elves epitomize swiftness and grace. Their tall, slender forms belie their innate speed, grace, and wit. Formidable in both diplomacy and combat, elves strike swiftly, often preventing the worst by acting first.

Lithe. Advantage on Initiative, +1 Speed. You know Elvish if your INT is not negative.

What About Half-Elves? Mix the ancestries however makes sense in your world. You can pick one ancestral bonus and use it instead of both, or use both half as effectively or half as often.

From Core Rules