Compounds of 信

• 信
  (adv,n) (1) honesty
  fidelity
  (2) trust
  reliance
  (3) (religious) faith
  (ctr) (4) counter for received messages
  (P)
• 威信
  (n) dignity
  (P)
• 往信
  (n) first half of a reply card
• 音信
  (n) correspondence
  news
  letter
  tidings
• 音信
  (n) correspondence
  news
  letter
  tidings
• 家信
  (n) word from home
• 花信
  (n) tidings of flowers
• 過信
  (n,vs) trusting too much
  overestimating ability
• 外信
  (n) external communication
  (P)
• 確信
  (n,vs) conviction
  belief
  confidence
  (P)
• 寄信
  (n) sending a letter
• 貴信
  (n) (pol) letter, etc. from another party
  correspondence
• 急信
  (n) urgent message or dispatch (despatch)
• 魚信
  (n) bite (of a fish on a hook)
  strike
• 狂信
  (n,vs) (religious) fanaticism
• 軽信
  (n,vs) gullibility
• 堅信
  (n) (Christian rite of) confirmation
• 誤信
  (n,vs) misbelief
  fallacy
• 交信
  (n,vs) telecommunications
  correspondence
  (P)
• 混信
  (n,vs) jamming
  interference
  cross talk
• 私信
  (n) private message
• 自信
  (n,vs) self-confidence
  (P)
• 受信
  (n,vs,adj-no) reception (e.g. radio)
  receipt
  (P)
• 所信
  (n) belief
  conviction
  opinion
  (P)
• 書信
  (n) letter
• 信愛
  (adj-na,n,vs) love and believe in
  intimacy
• 信越
  (n) region on Japan Sea side of Japan west of Tokyo
  Nagano and Niigata
• 信管
  (n) fuse
• 信疑
  (n) belief or doubt
  truth or error
  authenticity
• 信義
  (n) faith
  fidelity
  loyalty
  (P)