联想；协会；联合；缔合；结合；共生体的英文

a ociation

association

• 联想:    associate; connect ...
• 协会:    association; socie ...
• 联合:    unite; ally
• 缔合:    associate; associa ...
• 结合:    combine; unite; in ...
• 共生体:    symbiont; homobium