
1) Dutch surname 2) Ornamental boss 3) Rounded ornament 4) Small protuberance
Found on
https://www.crosswordclues.com/clue/knop

loop or tuft in yarn
Found on
http://phrontistery.info/k.html

• (n.) A knob; a bud; a bunch; a button. • (n.) Any boldly projecting sculptured ornament; esp., the ornamental termination of a pinnacle, and then synonymous with finial; -- called also knob, and knosp.
Found on
http://thinkexist.com/dictionary/meaning/knop/

Decorative knob of various shapes, and seen, for example, as part of the stem of a drinking glass or as a turned feature in furniture. When the knop forms an endpiece, as on a spoon handle, lid or chairback, it is known as a finial.
Found on
http://www.antique-marks.com/antique-terms-k.html

1. A knob; a bud; a bunch; a button. 'Four bowls made like unto almonds, with their knops and their flowers.' (Ex. Xxv. 21) ... 2. Any boldly projecting sculptured ornament; especially, the ornamental termination of a pinnacle, and then synonymous with finial; called also knob, and knosp. ... <botany> Knop sedge, the bur reed (Sparganium); so...
Found on
http://www.encyclo.co.uk/local/20973

Decorative knob of various shapes, and seen, for example, as part of the stem of a drinking glass or as a turned feature in furniture. When the knop forms an endpiece, as on a spoon handle, lid or chairback, it is known as a finial.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

Knop noun [ Middle English knop , knoppe ; confer Dutch knop , knoop , German knopf , Danish knap , knop , Swedish knapp , knopp , button, bud, Icelandic knappr , and English knap , noun Confer
Found on
http://www.encyclo.co.uk/webster/K/16

Decorative feature of the stem, formed by re-heating part of the stem and compressing it, or made separately and inserted into the stem (as with Venetian-style glasses). See decanters & drinking-glasses
Found on
http://www.great-glass.co.uk/glass%20notes/glossa-e.htm

a bulbous ornament on a stem (for instance, of a goblet); can also refer to the terminal of a spoon.
Found on
http://www.myfamilysilver.com/pages/glossary.aspx?glossaryType=62

a 'bunch' of fibres appearing along the length of a yarn, giving a spot effect.
Found on
http://www.textilesintelligence.com/glo/index.cfm?SECTION=K

A small boss or knob protruding from the stem of a cup or candlestick, or the finial on a cup, pot or spoon.
Found on
https://www.encyclo.co.uk/local/21090

a small knob or similar rounded protuberance, esp. for ornament.
Found on
https://www.infoplease.com/dictionary/knop
No exact match found.