1657. What character can be added to both of these characters to give other characters? 少_ -> _兆

Answer:

少  SHOU, suku(nai), suko(shi) - little, few

兆  CHOU, kiza(shi), kiza(su) - sign, indication, symptom, sprout

Add 目:少+目 目+兆 

目  MOKU, me - eye

省  SEI, SHOU, kaerimiru, habu(ku) - ministry, reflect, omit

眺  CHOU, naga(meru) - look at, watch, gaze