Compounds of 関

• 関
  (n,n-suf) barrier
  gate
  (P)
• 関
  (suf) honorific added to names of makuuchi and juryo division sumo wrestlers
• 海関
  (n) maritime customs taxes
• 関る
  (v5r,vi) (1) to be affected
  to be influenced
  (2) to be concerned with
  to have to do with
  (3) to stick to (opinions)
• 関係
  (n,vs) relation
  connection
  (P)
• 関鍵
  (n) (obsc) locking doors
  lock and key
  vital point
• 関取
  (n) ranking sumo wrestler in the makuuchi (senior-grade) or juryo (junior-grade) divisions
  (P)
• 関守
  (n) barrier keeper
• 関所
  (n) barrier
  checking station
• 関心
  (n) concern
  interest
  (P)
• 関数
  (n) (comp) function (e.g. math, programming, programing)
• 関西
  (n) Kansai (south-western half of Japan, including Osaka)
  (P)
• 関西
  (n) Kansai (south-western half of Japan, including Osaka)
• 関税
  (n) customs
  duty
  tariff
  (P)
• 関節
  (n,adj-no) joints (knee joint, elbow joint, etc.)
  (P)
• 関説
  (n,vs) allusion
  alluding
• 関代
  (n) (ling) (abbr) relative pronoun
• 関知
  (n,vs) concern
  business
  (P)
• 関電
  (n) electrode
• 関東
  (n) Kantou (eastern half of Japan, including Tokyo)
• 関頭
  (n) crossroads
  crucial point
• 関白
  (n) chief advisor to the Emperor (adviser)
• 関副
  (n) (ling) (abbr) relative adverb
• 関門
  (n) barrier
  gateway
  (P)
• 関与
  (n,vs) participation
  taking part in
  participating in
  being concerned in
  (P)
• 関聯
  (n,adj-no,vs,suf) relation
  connection
  relevance
• 関連
  (n,adj-no,vs,suf) relation
  connection
  relevance
  (P)
• 関脇
  (n) sumo wrestler of the third highest rank
  (P)
• 機関
  (n) (1) engine
  (2) agency
  organisation
  organization
  institution
  organ
  (3) system
  facility
  facilities
  (P)
• 郷関
  (n) one's hometown