Ref: Chord Names/Notes/Spellings

+ Chord Names/Notes/Spelling

Family	Name(s)	Notes	Spelling	R	m2	M2	m3	M3	P4	tt	P5	m6	M6	m7	M7
Triads	Major	R M3 P5	X	o				o			o
	Minor	R m3 P5	Xm	o			o				o
	Augmented	R M3 A5	X+ Xaug	o				o				o
	Diminished	R m3 d5	X° Xdim	o			o			o
Suspensions	Suspended 2nd	R M2 P5	Xsus2	o		o					o
	Suspended 4th	R M4 P5	Xsus4	o					o		o
Sixths	Major 6th	R M3 P5 M6	X6	o				o			o		o
	Minor 6th	R m3 P5 M6	Xm6	o			o				o		o
Sevenths	Dominant 7th	R M3 P5 m7	X7	o				o			o			o
	Minor 7th	R m3 P5 m7	Xm7	o			o				o			o
	Major 7th	R M3 P5 m7	Xmaj7 XΔ7	o				o			o				o
	Minor/Major 7th	R m3 P5 M7	Xm maj7 XmΔ7 Xmaj7♭3 XΔ7♭3	o			o				o				o
	Fully Diminished	R m3 d5 d7	X°7 Xdim7	o			o			o			o
	Half Diminished	R m3 d5 m7	Xø Xø7 Xm7♭5 Xm7-5	o			o			o				o
Ninths	Dominant 9th	R M3 P5 m7 M9	X9
	Minor 9th	R m3 P5 m7 M9	Xm9
	Dominant Minor 9th	R M3 P5 m7 m9	X7♭9 X7-9
	Major 9th	R M3 P5 M7 M9	Xmaj9 XΔ9
	Augmented 9th	R M3 P5 m7 A9	X7+9 X7♯9
	6/9	R M3 P5 M6 M9	X9♭7 X9-7
	Major Add 9	R M3 P5 M9	X add9
	Minor Add 9	R m3 P5 M9	Xm add9
Elevenths	Diatonic 11th	R [M3] P5 M7 M9 P11	X9sus4
	Diatonic 11th (no 5th)	R [M3] [P5] M7 M9 P11	Ydim/X Y°/X where Y = bX
	Dominant 11th	R M3 P5 m7 M9 P11	X11
	Dominant #11th (Jazz 11th)	R M3 P5 m7 M9 A11	X9+11 X9♯11
	Dominant #11th (Jazz 11th) (no 5th)	R M3 [P5] m7 M9 A11	X9♭5 X9-5
	Minor 11th	R m3 P5 m7 M9 P11	Xm11
	Major 11th	R M3 P5 M7 M9 A11	Xmaj11 XΔ11
Thirteenths	Dominant 13th	R M3 P5 m7 M9 [P11] M13	X13
	Minor 13th	R m3 P5 m7 M9 P11 M13	Xm13
	Major 13th	R M3 P5 M7 M9 P11 M13	Xmaj13 XΔ13