Frankly speaking, even if I don't get married, there is a pretty good chance I could still get pregnant, have a baby, and raise that child.
この場合、次のような言い方ができますよ。
ーFrankly speaking, even if I don't get married, there is a pretty good chance I could still get pregnant, have a baby, and raise that child.
「ぶっちゃけ、結婚しなくても妊娠して、子供を産んで、育てることができる可能性は高いと思う」
frankly speaking で「ぶっちゃけ」
to get married 「結婚する」
to get pregnant「妊娠する」
to have a baby「出産する」
to raise a child「子供を育てる」
ご参考まで!