About the C#sus2 Baritone chord
Play C#sus2 on Baritone ukulele with the 1 1 2 4 shape in DGBE tuning.
Use your index finger to barre the 1st fret across the D and G strings. Place your middle finger on the 2nd fret of the B string and your pinky finger on the 4th fret of the E string. Strum all four strings and check that each one rings cleanly.
Read the frets across D, G, B and E. A 0 means open and x means mute. These fingerings are for Baritone strings. A Standard gCEA chart uses different shapes for the same chord names.
Root
C#
Quality
Suspended 2nd
Notes
C# · D# · G#
How the C#sus2 chord works
C#
Root (1)
The home note. It gives the chord its name.
D#
Major second (2)
An open-sounding second that replaces the third.
G#
Perfect fifth (5)
Adds strength and stability.