This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A person who, or a machine that knits, ties or knots.

n. One who, or that which, knits, joins, or unites; a knitting machine.

n. One who knits.

n. A knitting-machine.

n. someone who makes garments (or fabrics) by intertwining yarn or thread

"Even though the knitter is only working on one object, it already was quite helpful for me."

needleworker   

Ritter    Sitter    aglitter    bitter    chitter    critter    embitter    emitter    fitter    fritter   

clinton-bashing    trackball    frequenting    spinner    incorrupt    reproachfulness    menswear    trolling    perfectionism    sapper