"Muffing" is a word in ENGLISH

Articles of clothing made of fur; as, a set of furs for a lady (a collar, tippet, or cape, muff, …

The fur of the marten, used for hats, muffs, etc.

A failure to hold a ball when once in the hands.

A stupid fellow; a poor-spirited person.

The whitethroat.

A blown cylinder of glass which is afterward flattened out to make a sheet.

A short hollow cylinder surrounding an object, as a pipe.

A soft cover of cylindrical form, usually of fur, worn by women to shield the hands from cold.

To handle awkwardly; to fumble; to fail to hold, as a ball, in catching it.

of Muff

A small muff worn over the wrist.

Anything with which another thing, as an oar or drum, is muffled; also, a boxing glove; a muff.

Any one of several species of Old World warblers, esp. the common European species (Sylvia cinerea), called also strawsmear, nettlebird, …