Compounds of むが

• 深淵に臨むが如し
  (exp) like looking out on an abyss
  like standing on the edge of an abyss
• 案ずるより産むが易し
  (exp) the anxiety that comes from doing nothing is worse than any danger you might face
• 案ずるより生むが易し
  (exp) (id) Fear overruns the danger