All chords of A
A
La major

Am
La minor

A+
La major increased

A#
La-sharp major

Amaj7
Major seventh chord from La

Asus4
La major with quart instead of thirds

A6
Major sixth chord from La

Am6
Minor sixth chord from La

A7
Dominant seventh chord (Major seventh chord) from La

Am7
Minor seventh chord from La

A#7
Dominant seventh chord (Major seventh chord) from La-sharp

Adim7
Reduced seventh chord from La

A7sus4
Major seventh chord with quart from La

A7/6
Major seven six from La

A9
Major nonchord from La

Am9
Minor nonchord from La
