counterpart /kownˈtər-pärt/

1. The part that answers to, fits into or completes another part, having the qualities which the other lacks
2. A corresponding or equivalent person or thing
3. A duplicate, a close or exact copy

• uptick
• upticks
• uptie
• uptied
• upties
• uptight
• uptighter
• uptightest
• up-till
• uptilt
• uptilted
• uptilting
• uptilts
• uptime
• uptimes
• up to
• up to a point
• up to date
• up-to-date
• up to high doh
• up to no good
• uptook
• up to one's ears in
• up to one's neck
• up to one's tricks