Compounds of 理

• 理学
  (n) (1) physical science (e.g. chemistry, biology, etc.)
  (2) physics
  (3) lixue (Song-era Chinese philosophy)
  (4) (arch) philosophy
  (P)
• 理屈
  (n) theory
  reason
  (P)
• 理窟
  (n) theory
  reason
• 理系
  (n) science
  (P)
• 理工
  (n) science and technology
  (P)
• 理財
  (n) finance
  economy
• 理事
  (n) director
  board of directors
  (P)
• 理神
  (n) deism
  belief in God as creator of universe
• 理数
  (n) science and mathematics
• 理性
  (n) reason
  sense
  (P)
• 理想
  (n,adj-no) ideal
  dream
  (P)
• 理体
  (n) (1) (Buddh) (obsc) essence of all things
  (2) noumenon
• 理知
  (n) intellect
• 理念
  (n) idea
  (P)
• 理髪
  (n,vs,adj-no) haircut
  (P)
• 理非
  (n) judgement of right and wrong (judgment)
• 理法
  (n) law
• 理由
  (n) reason
  pretext
  motive
  (P)
• 理容
  (n) barbering
  haircutting
  hairdressing
• 理力
  (n) the force (in Star Wars)
• 理力
  (n) the force (in Star Wars)
• 理路
  (n) logic
  reasoning
  argument
• 理論
  (n) theory
  (P)
• 料理
  (n,vs) (1) cooking
  cookery
  cuisine
  (2) dealing with something
  handling
  administration
  management
  (P)
• 倫理
  (n,adj-no) ethics
  morals
  (P)
• 連理
  (n) (1) trees with entwined branches
  (2) intimate male and female relationship
• 論理
  (n) (1) logic
  (adj-no) (2) logical
  (P)
• Ｍ理論
  (n) M-theory ("master theory" that unifies the five superstring theories)
• θ理論
  (n) theta-theory
• 安保理
  (n) Security Council