Compounds of 確か

• 確か
  (exp,n,adj-na) (1) certain
  sure
  definite
  (adv) (2) if I'm not mistaken
  if I remember correctly
  (P)
• 確かに
  (adv) surely
  certainly
• 確かめ
  (n) confirmation
  certification
  ascertainment
• 不確か
  (adj-na,n) unreliable
  uncertain
  indefinite
  unclear
  (P)
• 確かな筋
  (n) reliable source
• 確かめる
  (v1,vt) to ascertain
  to check
  to make sure
  (P)
• 確かそうだ
  (exp) that's probably so
• 確かな事実
  (n) established (certain) fact
• 気は確かだ
  (n) in one's senses
  sane
• お気を確かに
  (exp) Don't do anything rash!
  Keep composed!
• 真偽を確かめる
  (exp) to make sure of the truth