唯一無二

ゆいいつむに ゆいつむに

one and only, unique

唯一

ゆいいつ ゆいつ

only, sole, unique

唯一度

ただいちど

only once

不二

ふに ふじ

being two sides of the same coin, being the same (while appearing different)

唯一神教

ゆいいつしんきょう

monotheism

史上唯一

しじょうゆいいつ

the first in history, only once in history

唯一無比

ゆいいつむひ

one and only, unique

一二

いちに

the first and second, a few

不一

ふいつ ふいち

Very sincerely yours

不二家

ふじや

Fujiya (Japanese confectionary maker)

唯唯諾諾

いいだくだく

quite willingly, readily, with acquiescence

一二四

いちにし

four-of-a-kind and a pair in a dealt hand

二個一

にこいち ニコイチ

combining the working parts of two or more broken machines to make one functioning machine

不一致

ふいっち

discrepancy, discord, disagreement, mismatch, dissonance

不均一

lack of uniformity; unevenness; inequality; disproportion

不統一

ふとういつ

disunity, disharmony

唯々

いい

quite willingly, readily, with acquiescence

唯識

ゆいしき

vijnapti-matrata (theory that all existence is subjective and nothing exists outside of the mind)

唯心

ゆいしん

spiritualism (in philosophy)