Minor Major 9th chords
A minor major seventh with a ninth on top. The major seventh against a minor triad already sounds tense and cinematic, and the ninth softens it just enough to work as a long, brooding tonic in jazz ballads and noir style writing.
Minor Major 9th in every key
Other chord types
MajorMinorDiminishedAugmentedSuspended 2ndSuspended 4thDominant 7thMajor 7thMinor 7thMajor 6thMinor 6thMinor Major 7thDiminished 7thHalf-Diminished 7thAugmented 7thAdd9Dominant 9thMajor 9thMinor 9th6/9Dominant 11thMinor 11thDominant 13thMajor 13thMinor 13th7sus47b57b97#9Dominant 7#11Minor 6/99sus4Power Chord (5)Minor Add9Add117sus213sus4Major 7#11Major 9#117b1313b913#117altAugmented Major 7thMinor 9b5Quartal (So What)