parathesis /pə-rathˈi-sis/

1. Apposition (grammar)
2. The compounding of words without change, as (Latin) rēspūblica from rēs and pūblica (philology)

• high-muck-a-mucks
• high-necked
• highness
• highnesses
• high noon
• lathered
• latherier
• latheriest
• lathering
• lathers
• lathery
• lathes
• lathi
• lathier
• lathiest
• lathing
• lathings
• lathis
• lathlike
• laths
• lath-splitter
• lath-splitters
• lathy
• lathyrism
• lathyrisms