The A#sus2 chord (suspended 2nd): notes A# C F, degrees 1 – 2 – 5. Guitar shapes: x13311, 633366, 6885xx, x-x-8-10-11-8.
A chord is the root plus degrees above it, most often stacked in thirds. Major and minor differ only in the lower third: a major third (M3) sounds bright, a minor third (m3) sounds sad. Pick a chord and a root to see its degrees and intervals, and its shapes.
m — minor, M — major, P — perfect, A — augmented interval; the number is the degree count. m3 is 3 semitones, M3 is 4, P5 is 7
A# A#m A#5 A#7 A#m7 A#maj7 A#sus2 A#sus4 A#add9 A#6 A#m6 A#9 A#dim A#dim7 A#m7♭5 A#aug