Bb7sus4(b9)(add3) Suspended

The Bb7sus4(b9)(add3) chord is built from the notes Bb – Eb – F – Ab – Cb – D.

Piano sound loads on first tap.

Chord tones, one by one

BbRoot

Root

The fundamental note the chord is built on — Bb.

EbThird

Suspended 4th

A perfect 4th replaces the third — tense, wants to resolve (sus4).

FFifth

Perfect fifth

Seven semitones — the most stable interval, reinforces the root.

AbSeventh

Minor seventh (♭7)

Ten semitones — the dominant/minor seventh. Adds bluesy tension (7, m7).

CbExtension

Flat ninth (♭9)

A ♭9 — sharp, dissonant tension typical of altered dominant chords.

DExtension

Extension (16 st)

An upper extension 16 semitones above the root.

🎼 Related scales

Phrygian dominantharmonic minor a perfect 5th below

🎹 Modal analysis

This chord implies the Phrygian dominant scale; its characteristic note is the ♭9 / ♭2. It is a mode of the harmonic minor a perfect 5th below.

🎸 Genres

Flamenco · Middle-Eastern · Klezmer · Neoclassical metal

7sus4(b9)(add3) in every key

More Bb chords

More Bb chords from Phrygian dominant