double-first-cousin-once-removed

1- Parent's double-first-cousin.
2- Double-first-cousin's child.
3 - Child of the parent's pibling with the other parent's pibling.
4 - Child of the parent's nibling with the other parent's nibling.
5 - Child of the parent's nibling with the other parent's pibling.

My double-first-cousin-once-removed is a good person.

second-cousin-once-removed-in-law

1- Second-cousin-once-removed's spouse.
2- Spouse's second-cousin-once-removed.
3- 2C1R-in-law.

My second-cousin-once-removed-in-law is a good person.

half-first-cousin-once-removed

1- Parent's half-cousin.
2- Half-cousin's child.

half-first-cousin-once-removed.

half-first-cousin-once-removed

1- Parent's half-first-cousin.
2- Half-first-cousin's child.

My half-first-cousin-once-removed is a good person.

once selca day

once selca day is the most important day of the year. it’s a day that all onces imitate a selca of twice and post it on twitter.

nayeon - what day is it?

jeongyeon - it’s once selca day!

once thought

It is a function to a context that was once doubted or certainty from a person's statement and theories.

Penrose Tilings were once thought as impossible shapes.

step-first-cousin-once-removed-in-law

1- Step-first-cousin-once-removed's spouse.
2- Spouse's step-first-cousin-once-removed.

step-first-cousin-once-removed-in-law.