Compounds of 足す

• 足す
  (v5s,vt) (1) to add (numbers)
  (2) to add (something)
  to top up (with something)
  (3) to take care of (e.g. one's business)
  (P)
• 継足す
  (v5s,vt) to extend (e.g. a house)
  to add to (e.g. coals to a fire)
• 言足す
  (v5s,vt) to say something additional
  to add (to what was said before)
• 買足す
  (v5s,vt) to make additional purchases
• 付足す
  (v5s,vt) to add to
• 継ぎ足す
  (v5s,vt) to extend (e.g. a house)
  to add to (e.g. coals to a fire)
• 言い足す
  (v5s,vt) to say something additional
  to add (to what was said before)
• 書き足す
  (v5s,vt) to add to
  to insert
• 接ぎ足す
  (iK) (v5s,vt) to extend (e.g. a house)
  to add to (e.g. coals to a fire)
• 注ぎ足す
  (v5s) to top up (drinks, water, rice, etc.)
  to replenish
• 買い足す
  (v5s,vt) to make additional purchases
• 付け足す
  (v5s,vt) to add to
  (P)
• 用を足す
  (exp) (1) to take care of some business
  to go on an errand
  (2) to relieve oneself
  to do one's business
  to go to the toilet