| -(a)id | conclúid, institiúid, sochraid conclusion, institute, funeral | eisceachtaí: bréid, méid, namhaid exceptions: cloth, size, enemy |
| -áid | earráid, óráid, sráid error, speech, street | |
| -(a)íl | feadaíl, osnaíl, próifíl whistling, sighing, profile | |
| -áil | anáil, péinteáil breath, painting | |
| -ailt | fuascailt, oscailt, múscailt release, opening, wakening | |
| -(a)int | cosaint, seachaint, tuiscint defending, avoiding, understanding | eisceacht: sáirsint exception: sergeant |
| -áint | taispeáint, tiomáint showing, driving | |
| -(a)íocht** | cogaíocht, filíocht, iomaíocht warfare, poetry, competition/rivalry | |
| -(a)irt | ardchúirt, athchuairt, páirt, scairt high court, second visit, part, shout | |
| -chan | athnuachan, beochan, dúchan renewal, animation, blackening | eisceacht: meáchan exception: weight |
| -(e)áil | próiseáil, sábháil, trádáil processing, saving, trading | |
| -(e)acht** | gluaiseacht, seasmhacht, inmharthanacht, beannacht movement, stability, viability, blessing | eisceachtaí: bunreacht, comhlacht, imeacht, ansmacht, complacht, fanacht, gnólacht exceptions: constitution, company, event, tyranny, company, wait, firm/business |
| -eog/-óg | bábóg, cearnóg, spideog doll, square, robin | eisceacht: dallamullóg exception: deception |
| -ic | fisic, spuaic physics, blister | eisceachtaí: cic, clinic, feic, reic, seic, tic exceptions: kick, clinic, sight, sale, cheque, tick |
| -il | áibhéil, barúil exaggeration, opinion | eisceachtaí: raidhfil, saitsil, uncail exceptions: rifle, satchel, uncle |
| -ilt | eitilt, míorúilt flight, miracle | |
| -im | coiscéim, éirim footstep, talent | eisceachtaí: droim, greim, im exceptions: back, grip, butter |
| -in | glúin, síocháin knee, peace | eisceachtaí: cliamhain, gamhain, seaimpéin exceptions: son-in-law, calf, champagne |
| -ine | glaine, uaine cleanness, green | eisceachtaí: cine, gine, duine, niúmóine exceptions: race, guinea, person, pneumonia |
| -ip | cóip, teip copy, failure | |
| -irm | gairm, stoirm profession, storm | |
| -is/-ís | coicís, foraois, uirlis fortnight, forest, tool | eisceacht: giúistís exception: magistrate |
| -it | geit, póit jump, hangover | eisceacht: seit exception: set |
| -lann | bialann, clólann, léachtlann restaurant, printing-works, lecture theatre | eisceachtaí: anlann, salann exceptions: sauce, salt |
| -óid | agóid, éabhlóid, siúlóid protest, evolution, walk | eisceacht: biogóid exception: bigot |
| -úil | barúil, dúil, súil opinion, fondness, eye | |
| -úint | canúint, eisiúint, géarleanúint, oiliúint dialect, issuing, persecution, training | |