English quill

← Middle English quil (inherited)

← Middle High German kil (cognate)

← Middle Low German quiele (derived)

← Proto-Indo-European *gʷelH- (derived)

→ English quillwort (compound)

→ English quillwork (compound)

→ English quiller (suffix)

→ English quilled (suffix)

→ English quilly (suffix)

→ English quillback (compound)

→ English goosequill (compound)

→ English quillman (suffix)

→ English quillfish (compound)

→ German Kiel (mention)

→ Portuguese pena (link)

→ Swedish pigg (link)