代母 is read as だいぼ (daibo) and means godmother.
だいぼ
daibo
だいりはは
surrogate mother
だいりははしゅっさん
surrogate birth
かえる
to replace
かわり
upcoming program
だいこう
acting as agent
だいり
representation
だいきん
price
よ
the times
だいだい
for generations
だいよう
substitution
だいりてん
agency
だいにん
substitute