multifid：多裂的，多瓣的 

词根词缀： -multi-多(重)的 +fid(-fiss-)裂

• Uncle Sam
• Uncle Tom
• uncommon
• unconditional
• unconfined
• unconscious
• uncouth
• unction
• unctuous
• under
• under-
• underachieve
• underage
• undercurrent
• underestimate
• undergo
• undergraduate
• underground
• underhand
• underlie
• underline
• underling
• underlying
• undermine
• underneath