1. Form a pair or pairs
   "The two old friends paired off"
   - pair, partner off, couple

Derived forms: paired off, pairs off, pairing off

Type of: unify, unite

• hydrodynamic
• hydrodynamics
• hydroelectric
• hydroelectric turbine
• hydroelectricity
• hydroflumethiazide
• hydrofluoric acid
• hydrofluorocarbon
• hydrofluosilicic acid
• hydrofoil
• hydrogel
• hydrogen
• hydrogen atom
• hydrogen azide
• hydrogen bond
• hydrogen bromide
• hydrogen carbonate
• hydrogen chloride
• hydrogen cyanide
• hydrogen fluoride
• hydrogen iodide
• hydrogen ion
• hydrogen ion concentration
• hydrogen peroxide
• hydrogen sulfide