pentkalasin.com

five (Pentium = fifth-generation Intel CPU)

Lexicon Branding canonical case — Pentium named to differentiate 5th-gen Intel CPU from the '586' that competitors could clone. Placek talks about it on Lenny's pod.

e.g. Pentium · Pentagon

Greek root

Sharp, crisp, bright

K is the bouba/kiki experiment's spiky letter. Kodak, Krispy, Kindle. Pairs well with the bouba/kiki rule (cross-cultural — K reads as 'pointy' across languages).

e.g. Kodak · Kindle · Krispy Kreme · Klarna · Klaviyo

Confident, open, expansive

A opens the mouth wide. Brands starting with A feel approachable and confident — Amazon, Apple, Asana, Adobe, Atlassian. The open vowel makes a name feel inclusive and platform-like.

e.g. Amazon · Apple · Asana · Adobe · Atlassian

Liquid, lifting, lyrical

L glides. The most liquid letter. Lyft, Linear, Lululemon, Loom. Brands that want to feel fluid or effortless start with L.

e.g. Lyft · Linear · Loom · Lululemon · Lego

Confident, open, expansive

A opens the mouth wide. Brands starting with A feel approachable and confident — Amazon, Apple, Asana, Adobe, Atlassian. The open vowel makes a name feel inclusive and platform-like.

e.g. Amazon · Apple · Asana · Adobe · Atlassian

Noisy, alert, attention-grabbing

S is what a snake does — hiss for attention. Stripe, Snap, Slack, Spotify, Sonos. The most populous brand-starter letter for that reason. Pairs with anything.

e.g. Stripe · Snapchat · Slack · Spotify · Sonos

Small, precise, individual

I is the smallest character on the keyboard. Used for personal/lightweight brands (Instagram, iPhone). Apple's i-prefix is the modern naming canon. Front-vowel I makes things feel sharp and small.

e.g. iPhone · Instagram · Intel · Imgur

Neutral, natural, nurturing

N is M's twin. Slightly less embracing but warm. Noom, Nike, Nubank, Netflix. Pairs especially well with double-O (Noom) — the bouba round-mouth shape.

e.g. Nike · Noom · Nubank · Netflix · Notion