The lack of a minor or a major third in the chord creates an open sound, while the dissonance between the fourth and fifth or second and root creates tension. In this context, the sixth degree is the relative minor. When using popular-music symbols, they are indicated by the symbols "sus4" and "sus2". A suspended chord—abbreviated sus on music sheets and tabs—is a musical chord which is a variation on the major or minor triads. A suspended chord (or sus chord) is a musical chord in which the (major or minor) third is omitted, replaced usually with either a perfect fourth or a major second although the fourth is far more common. Another very common use for the suspended chord is over the sixth degree chord of the major key. Suspended Chord formulas. With a minor chord, the important note is really the lowered 3rd. Replacing the relative minor chord. Suspended chords (or sus chords) are chords that do not contain a major or minor third scale degree. When we suspend the relative minor, we feel an interesting impact, because the sensation of “minor chord” is very necessary in this chord, after all it is in this format that it has a lot of affinity with the main tonic (1st degree).
Suspended chords can be used in place of a major chord but not so much in place of a minor chord. This chord has evolved quite recently compared to the suspended fourth and while the theory behind it makes sense, there are some that argue it's usage because it's simply an inversion of a Sus4 chord. The term suspension comes from a practice in counterpoint where the bass note would change while the interval above remained constant before resolving downward to create a major or minor chord.
You'll miss out on the with a suspended chord. For example, the suspended fourth and second chords built … Csus2 = 1 - 2 - 5 = C - D - G. Csus4 = 1 - 4 - 5 = C - F - G; There is some controversy surrounding the use of Sus2. Instead they substitute the second or fourth degree of the scale. In contrast to major and minor chords ("resolved" chords), suspended chords are "unresolved" … You also don't end a song with a suspended chord. Suspended fourths are abbreviated [key] "sus" [type of suspension], so a suspended second in G is abbreviated Gsus2, and a suspended fourth in C major is Csus4.