ΔE 23.4, loose: different enough that you should pick on purpose. Nude Skin is a little lighter, more muted, cooler than Bony Matter.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 23). Nude Skin is a little lighter, more muted, cooler than Bony Matter.
The same difference applies the other way round: Bony Matter is a little darker, more saturated, warmer.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Bony Matter on the colour wheel See Nude Skin on the colour wheel
All matches: Bony Matter equivalents · Nude Skin equivalents