B♭sus4
B♭sus4 is made of B♭–E♭–F. It replaces the third with the perfect fourth E♭; unlike an add4 chord, it contains no third. The same pitches may also be spelled as A♯sus4 (A♯–D♯–E♯).
NotesB♭ · E♭ · F
Formula1 · 4 · 5
AliasesA♯sus4
Voice leading
B♭sus4 → B♭
- Common tones
- B♭ · F
- Moving voice
- E♭ → D
E♭ moves down a semitone to D, while B♭ and F remain as common tones.
B♭sus4
arrow_rightB♭