Compounds of 相和す

• 相和す
  (v5s) to grow together
  to join together (in doing something)
• 相和する
  (vs-s,vi) to get along well together
  to be in tune with one another
  to harmonize with each other
  to go well together
• 琴瑟相和す
  (exp) (obsc) to be happily married (lit: to go together like two zithers)