What is the meaning of Mark 2:21?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

No one sews a patch of unshrunk cloth on an old garment. If he does, the new piece will pull away from the old, and a worse tear will result.

Berean Standard Bible (BSB)

No one sews a piece of unshrunk cloth on an old garment, or else the patch shrinks and the new tears away from the old, and a worse hole is made.

World English Bible (WEB)

No man{G3762} also{G2532} seweth{G1976}{(G5719)} a piece{G1915} of new{G46} cloth{G4470} on{G1909} an old{G3820} garment{G2440}: else{G1490} the new piece{G2537} that filled it up{G4138} taketh away{G142}{(G5719)} from{G846} the old{G3820}, and{G2532} the rent{G4978} is made{G1096}{(G5736)} worse{G5501}.

Strong's King James

Nobody sews new cloth on old clothing, otherwise the new which filled it up, takes away (tears apart) from the old, and a worse split happens.

The F.O.G*

[21] He continued teaching with practical illustrations: "No one tears a piece from new cloth to patch old clothing. The new patch would shrink and tear away from the old cloth, making an even bigger hole.

The F.O.G Paraphrase

‘And no one a patch of undressed cloth doth sew on an old garment, and if not—the new filling it up doth take from the old and the rent doth become worse;

Young's Literal Translation