| 'MHOENI...................1 | |
| Am hynny darfu 'mhoeni. | 9513 : 157, Ll 25 |
| 'MHWYNT...................1 | |
| A gorau 'mhwynt, gwrm ei hael, | 4710 : 69, Ll 12 |
| 'MI.......................1 | |
| 'Mi a rown yt gyngor da. | 8967 : 148, Ll 20 |
| 'MLAEN....................1 | |
| Rhedai 'mlaen rhawd ymlyniaid. | 4204 : 60, Ll 46 |
| 'MOD......................2 | |
| Ai 'mod yn gwufr arddufrych, | 8273 : 132, Ll 19 |
| Gwaeddai i'm ôl pe gwyddai 'mod, | 8628 : 139, Ll 6 |
| 'MODD.....................1 | |
| O chai 'modd, o chymyddy.' | 7518 : 117, Ll 28 |
| 'MOES.....................1 | |
| 'Moes arwydd — drwg y'm llwyddwyd, | 9914 : 164, Ll 25 |
| 'MOGEL....................2 | |
| 'Mogel, nid mi Rys Meigen. | 2099 : 27, Ll 66 |
| 'Mogel di fod, mwygl dy fost, | 2169 : 28, Ll 58 |
| 'MOGELWCH.................1 | |
| 'Mogelwch, cedwch rhag hwn.' | 5013 : 73, Ll 60 |
| 'MORFUDD..................1 | |
| 'Morfudd weddaidd anghywir, | 7487 : 117, Ll 1 |
| 'MRON.....................1 | |
| Drwy 'mron a'm calon a'm corff | 5355 : 78, Ll 44 |
| 'MYFI.....................2 | |
| 'Myfi, a gad dy ymofyn, | 4333 : 63, Ll 13 |
| 'Myfi yw'r bardd digrifair | 9894 : 164, Ll 13 |
| 'MYN......................2 | |
| 'Myn fy nghred, pe mynegwn | 4379 : 63, Ll 51 |
| 'Myn y Gwr a fedd heddiw, | 8936 : 147, Ll 17 |
| 'MYS......................1 | |
| O groen mollt i grino 'mys. | 1274 : 15, Ll 28 |
| 'N........................3 | |
| Yn wleddau, 'n foethau, yn faeth, | 1290 : 15, Ll 42 |
| Dan guraw y llaw 'n y llall, | 6069 : 92, Ll 28 |
| Dawn y blaid, a Duw 'n y blaen. | 9252 : 153, Ll 4 |
| 'NA.......................2 | |
| 'Na wir, tyngu ni weryd, | 7499 : 117, Ll 11 |
| 'Na fydd salw, ferch syndalwisg, | 7925 : 125, Ll 17 |
| 'NAGE.....................1 | |
| 'Nage, wr hael, anwr hyll, | 4343 : 63, Ll 21 |
| 'NGHAMDRAMWY..............1 | |
| A faddeuo 'nghamdramwy. | 7594 : 119, Ll 13 |
| 'NGHARCHAR................1 | |
| Dyn wy' 'ngharchar dan aeaf | 3858 : 55, Ll 61 |
| 'NGHÔR....................1 | |
| Roi 'nghôr llawn fynor Llan–faes | 1693 : 22, Ll 38 |
| 'NGOFAL...................1 | |
| Mwy yw 'ngofal, dial dyn, | 7784 : 123, Ll 11 |
| 'NGOLUD...................1 | |
| 'Ngolud oedd, fy ngweled i | 8868 : 145, Ll 20 |
| 'NHWY.....................1 | |
| Cynhwyllion hinon yn' 'nhwy; | 9724 : 161, Ll 52 |
| 'NI.......................4 | |
| 'Ni bu rhag gofal wâl well.' | 4594 : 67, Ll 24 |
| 'Ni chai, fab o ael y fro, | 8783 : 143, Ll 19 |
| 'Ni wn i achos, gwan wyf, | 9999 : 165, Ll 19 |
| 'Ni wnaf, ddyn truan annoeth, | 10075 : 166, Ll 41 |
| 'NID......................2 | |
| 'Nid celgwr gwr a garo, | 7942 : 125, Ll 29 |
| 'Nid ydyw Duw mor greulon | 8986 : 148, Ll 37 |
| 'NIS......................1 | |
| Ysgoywan wyf, 'Nis gwn i'. | 3034 : 42, Ll 12 |
| 'NTWY.....................1 | |
| Llyna 'ntwy, llinynnaid teg. | 405 : 4, Ll 38 |
| 'NYCHLYD..................1 | |
| 'Nychlyd fardd, ni'th gâr harddfun, | 2766 : 36, Ll 65 |
| 'NYN......................1 | |
| Ni fynnai 'nyn fi na neb. | 9510 : 157, Ll 22 |
| 'O........................2 | |
| 'O thry i'th ogylch, iaith ddrud, | 3594 : 52, Ll 19 |
| 'O mynny, nef i'm enaid, | 8747 : 142, Ll 33 |
| 'OCH......................1 | |
| 'Och' fwy nog 'och fi' nac 'ef'! | 5509 : 81, Ll 14 |
| 'OCH'.....................1 | |
| 'Och' fwy nog 'och fi' nac 'ef'! | 5509 : 81, Ll 14 |
| 'OCHAN....................1 | |
| 'Ochan! Nid pell y gelli, | 4756 : 69, Ll 41 |
| 'OERNOS...................1 | |
| 'Oernos a welych arnaf, | 10061 : 166, Ll 29 |
| 'OFER.....................1 | |
| 'Ofer i ti, gweini gwyd, | 2744 : 36, Ll 47 |
| 'OS.......................1 | |
| 'Os gwir, edn, mau ehednwyf | 3630 : 52, Ll 49 |
| 'PA.......................6 | |
| 'Pa anaf arnaf amgen | 4367 : 63, Ll 41 |
| Fannog. 'Pa beth a fynny?', | 9536 : 158, Ll 16 |
| 'Pa bryd y doeth, gyw noethfrych?' | 9938 : 164, Ll 41 |
| 'Pa un wyd yn penydiaw | 10049 : 166, Ll 23 |
| 'Pa ddysged neu pa ddisgwyl | 10085 : 166, Ll 47 |
| 'Pa ryw orllwyn mewn llwyni | 10093 : 166, Ll 51 |
| 'PAID.....................1 | |
| 'Paid â'th esgusawd wawdwas, | 4746 : 69, Ll 33 |
| 'PERHÔN...................1 | |
| 'Perhôn egori, pe rhaid, | 5952 : 90, Ll 17 |
| 'POND.....................1 | |
| 'Pond cyffredin y dinas? | 5078 : 74, Ll 39 |
| 'PRYFED...................1 | |
| 'Pryfed y sydd yn profi, | 4734 : 69, Ll 27 |
| 'PWY......................2 | |
| 'Pwy yw?' heb ef, 'Er pa beth? | 6242 : 95, Ll 22 |
| Ai 'Pwy?' oedd ym mhob heol. | 6500 : 99, Ll 18 |
| 'PYS......................1 | |
| 'Pys irgyll rhydd, gwydd gweilchwynt, | 6235 : 95, Ll 19 |
| 'R........................3 | |
| I'r rhai ni wyr 'r hyn a wn, | 4380 : 63, Ll 52 |
| Dilidia, 'r dyn dyledawg. | 6413 : 97, Ll 52 |
| Ac am hynny, 'r deddfol Frawd, | 9034 : 148, Ll 79 |
| 'RHAWG....................1 | |
| Rhag addef 'rhawg a wyddost | 4387 : 63, Ll 56 |
| 'RHO......................1 | |
| 'Rho Duw, wraig gall, pe gallud | 5407 : 79, Ll 35 |
| 'ROEDDWN..................1 | |
| Mal 'roeddwn, inseiliwn sail, | 4157 : 60, Ll 5 |
| 'RWYD.....................1 | |
| Sefyll dan yr irgyll 'rwyd, | 9890 : 164, Ll 11 |
| 'SBLENNYDD................1 | |
| Dywaid i wen liw 'sblennydd | 9828 : 162, Ll 51 |
| 'SEMLEN...................1 | |
| 'Semlen yw hon naws amlwg, | 6002 : 91, Ll 11 |
| 'STAFELL..................1 | |
| Geirfas dwf, ger fy 'stafell?' | 10078 : 166, Ll 44 |
| 'TAW......................1 | |
| 'Taw, fawlfardd, tau ofalfydr, | 2664 : 35, Ll 31 |
| 'TRUAN....................1 | |
| 'Truan nid oedd traean dydd'. | 7977 : 126, Ll 20 |
| 'TYDI.....................1 | |
| 'Tydi, y bwth tinrhwth twn | 9151 : 151, Ll 1 |
| 'TYDY.....................1 | |
| 'Tydy ehediad tewdwrf, | 3570 : 52, Ll 1 |
| 'TYFU.....................1 | |
| 'Tyfu cwrel y'th welais. | 10011 : 165, Ll 29 |
| 'UN.......................1 | |
| 'Un diriaid, Enid oroen, | 10045 : 166, Ll 21 |
| 'WYNEB....................1 | |
| 'Wyneb llawen llawn ei dy, | 9028 : 148, Ll 73 |
| 'Y........................21 | |
| Y beirdd, 'y Neon barddonïaidd. | 812 : 8, Ll 24 |
| Neud bardd 'y neddair, ffyrfair, ffurfaidd, | 816 : 8, Ll 26 |
| 'Y nghred, y mab arabddoeth, | 1792 : 23, Ll 55 |
| Amod rhwydd ('y myd rhyddoeth) | 3449 : 49, Ll 45 |
| 'Y mendith yn y mawndir. | 4147 : 59, Ll 46 |
| 'Y mwdwl gwair, ai madws?' | 4556 : 66, Ll 34 |
| Diau, 'y nyn, o daw nos.' | 4767 : 69, Ll 48 |
| Mae'n rhyfawr ym 'y nhrafael, | 5261 : 77, Ll 13 |
| Ni thrig eithr ym mrig 'y mron; | 5278 : 77, Ll 28 |
| Heiniar mawl, hwn ar 'y min, | 5595 : 83, Ll 38 |
| Salm rwydd, ys aelaw 'y mraint, | 6007 : 91, Ll 14 |
| Rhai a'r a'th eilw 'y rhiain' | 6362 : 97, Ll 7 |
| 'Y myd, wrth dy brydydd mwy | 6416 : 97, Ll 55 |
| Od ardd 'y ngran graeanfylch, | 7548 : 118, Ll 23 |
| Drach 'y nghefn, drych anghyfnerth, | 8566 : 137, Ll 42 |
| Wybod 'y mod mewn bedw mân.' | 8790 : 143, Ll 26 |
| 'Y brawd du, ie, bry, taw! | 9087 : 149, Ll 28 |
| Rho Duw, 'y mun, rhaid i mi | 9667 : 161, Ll 1 |
| 'Y draenllwyn glas urddasawl, | 9976 : 165, Ll 1 |
| 'Y mae draw mewn anghyflwr | 10035 : 166, Ll 13 |
| 'Y myd aur, i mi od af, | 10062 : 166, Ll 30 |
| 'YM.......................1 | |
| 'Ym y dôn'; dyn mwyn a'u dwg.' | 6232 : 95, Ll 18 |
| 'YMOGEL...................1 | |
| 'Ymogel, tau, y magl tost, | 4386 : 63, Ll 55 |
| 'YN.......................1 | |
| Ar hynny cenais 'Yn iach, | 8651 : 139, Ll 29 |