キョウダイ
Meanings
Noun
1. older brother and younger sister
Pitch accent
キョ
ウダイ
Used in vocabulary (3 in total)
quarrel between siblings
brother-sister love; love between an older brother and younger sister; sibling affection
brother-sister inbreeding; sibling mating
Examples (2 in total)
Tom and Mary are brother and sister.
Why is it that, even though we are siblings, I am using polite language?