Since neither word describes a natural fibre, the difference is probably vocabulary choice.
Any fibre, regardless of the source -- natural or man-made, can be spun. Synthetic yarn contains no natural fibres.
difference between spun yarn and filament yarn
Yarn is fibre; bobbin is a storage reel for fibre.
Ali Demir has written: 'Synthetic filament yarn' -- subject(s): Synthetic Textile fibers, Textile fibers, Synthetic, Textured yarn
Textured yarn has for lack of better words a texture like confettie, eyelash, or fiber look to it. Micro yarn is very thin yarn.
Not real
noun;1. A fine synthetic yarn.
Ring spun yarn is when the yarn is both twisted and wound at the same time. Open ended spun yarn is when the yarn is twisted by rotating at the hap or break in the flow.
If you mean 'weaving' . . . Spinning is making the raw material into yarn. Weaving is making the yarn into fabric.
Yes, because hosiery just means 'for wearing on the feet'.
Microfiber means the staple size in the yarn. Microdenier defines the polyester yarn lessthan 1 Denier
Poplin has a fine yarn with thicker yarn across it. Similar weight to Oxford. Twill has diagonal weave.