Compounds of 周

• 西周
  (n) Western Zhou (dynasty of China)
• 東周
  (n) Eastern Zhou (dynasty of China)
• 半周
  (n) (1) semicircle
  hemicycle
  half globe
  (vs) (2) to go halfway round (e.g. the earth)
  (P)
• 分周
  (n) division
• 一周忌
  (n) first anniversary of death
• 一周期
  (n) period (in astronomy)
• 一周年
  (n) one full year
  (P)
• 円周率
  (n) Pi (3.1415926..)
• 高周波
  (n) high frequency
  HF
• 歯周病
  (n) periodontitis
  periodontal disease
• 周囲長
  (n) perimeter
• 周期性
  (n) cyclic
  periodic
• 周期的
  (adj-na) periodic
  cyclic
• 周期表
  (n) periodic table
• 周期律
  (n) periodic law
• 周極星
  (n) circumpolar star
• 周産期
  (n,adj-no) (similar to) perinatal
  period from around the 28th week of pregnancy to a week after the baby is born
• 周旋屋
  (n) broker
  employment agency
• 周旋業
  (n) brokerage
  commission agency
• 周旋人
  (n) agent
  middleman
• 周旋料
  (n) brokerage
  commission
• 周波計
  (n) frequency meter
  wavemeter
• 周波数
  (n) frequency (of waves)
  (P)
• 周波帯
  (n) frequency band
• 周辺化
  (n,vs) marginalization
• 周辺国
  (n) neighboring or surrounding country
  neighbouring or surrounding country
• 周遊券
  (n) excursion ticket
• 短周期
  (n,adj-no) short cycle
  short period
• 低周波
  (n) low frequency waves
• 分周器
  (n) (comp) frequency demultiplier
  frequency divider