| y.m.q. | bear fruit, rpien | E.V. | ヤンク | New Testament of Pastalie |
| y.y. | heal, cure | E.V. | ヤヤ | New Testament of Pastalie |
| y.z.t. | wish, request | E.V. | ヤズット | New Testament of Pastalie |
| yaha | laugh, smile | v. | ヤハ | Central Standard Note |
| yanje | always, forever | adv. | ヤニェ | Central Standard Note |
| yant | fearful | E.S. (II) | ヤント | Metafalss Note |
| yanwe | treat with care, respect | v. | ヤンウェ | Central Standard Note |
| yanyaue | important, valuable | adj. | ヤンヤゥエ | Metafalss Note |
| yart | chance encounter | v. | ヤート | Central Standard Note |
| yaserwe | relax | v. | ヤサーウェ | Central Standard Note |
| yasra | kind, gentle | adj. | ヤスラ | Metafalss Note |
| yassa | complete, achieve | v. | ヤッサ | Central Standard Note |
| yatse | support (emotionally) | v. | ヤッセ | Central Standard Note |
| yea | happy | E.S. (II) | イェア | Central Standard Note |
| yeal | line, cable, connection | n. | イェーア | Cult Ciel Note |
| yeeel | far, distant | adj. | イェール | Cult Ciel Note |
| yehah | good fortune | n. | イェハー | Central Standard Note |
| yehar | clear, empty, erase (as in memory) | v. | イェハール | Metafalss Note |
| yerwe | vocalize (produce vocal sound) | v. | イェーウェ | Metafalss Note |
| yesse | rear, raise | v. | ? | Unknown [Unofficial] |
| yetere | if (x) then (y) | conj. | イェーテレ | Central Standard Note |
| yor | you | n. | ヨア | Central Standard Note |
| yora | you (plural) | n. | ヨラ | Central Standard Note |
| yorr | you (subject) | pron. | ヨルル | Central Standard Note |
| yorra | you (subject, plural) | pron. | ヨルルラ | Central Standard Note |
| yos | your | adv. | ヨス | Central Standard Note |
| yosyua | comfort, console, amuse | v. | ヨシュア | Central Standard Note |
| yuez | mutually | adv. | ユェゼ | Central Standard Note |
| yulun | dissolve, homogenise | v. | ? | Unknown [Unofficial] |
| yura | balance | n. | ユラ | Central Standard Note |
