syn- /sin-/, sy- /si-/, syl- /sil-/, sym- /sim-/ or sys- /sis-/

Signifying together, with

• wriggling
• wrigglings
• wriggly
• wright
• wrights
• wring
• wring bolt
• wring bolts
• wringed
• wringer
• wringers
• wringing
• wringing-machine
• wringing wet
• wring off
• wring out
• wrings
• wring someone's withers
• wring staff
• wring staves
• wrinkle
• wrinkled
• wrinkles
• wrinklier
• wrinklies