Ath. Agh. (ath):   a forde, shallow part of a river

Agha (achadh):   a field, level meadow.

Alt, (alt):   an eminence, high place, side of a glen.

Anna, Annagh, (eanach):   a moor, marsh, soft terrain.

Ard, (ard):   a height, top, summit, lofty, higher ground.

Bally, (baile):   town, village, homestead.

Ballagh, (bealach):   a roadway, passage, gap, pass.

Barn, Barna, (bearna):   pass or gap in hill or mountain.

Barr, (barr):   top, head, summit.

Bawn, Baun, (ban):   small field, enclosure, white coloured.

Beagh, (beithe):   abounding with birch trees.

Bell, (beal):   mouth, entrance, estuary.

Ben, (beann):   peak, pointed hill.

Boher, (bothar):   road, way, passage, lane.

Boley, (buaile):   place for milking cows, booley or dairy place.

Brack, (breac):   speckled, spotted, spotted (with stones, furze) hill.

Bun, (bun):   end, bottom, of hills or mountains.

Caher, Cahir, (cathair):   stone fort, abode, city.

Cam, (cam):   crooked.

Cappa, Cappagh, (ceapach):   plot of ground laid out for tillage.

Carn, (carn):   heap of stones, rocky summit.

Carrick, Carrig, (carraig):   a rock, crag or stone.

Carrow, Carhoo, (ceathramhadh):   quarter, measure of land.

Cashel, (caiseal):   wall, bulwark, castle.

Cavan, (cabhan):   a hollow plain.

Clar, (clar):   plain, flat piece of land.

Clash (clais):   furrow, deep ditch.

Clogh (cloch):   stone, rock, cliff.

Clon, Cloon, (cluain):   plain, lawn, meadow.

Cool, (cul):   back, corner, angle.

Cor, Corr, (cor):   a round hill.

Cosh, Cush, (cos):   leg, foot, at the foot of, beside.

Creeve, (craobh):   branch, bough, tree, bush.

Croagh, Crogh, (cruach):   rick, stack, piled-up hill.

Cross, (cros):   a cross.

Cull, Cuill, (coill):   a wood.

Curra, Curragh, (currach):   bog, marsh, soft plain.

Derry, (doire):   an oak, oak wood.

Doo, (dubh):   black.

Doon, Dun, (dun):   a fortress.

Dreen, Drin, (draighean):   blackthorn.

Drom, Drum, (druim):   the ridge of a hill.

Eden, (eadan):   the forehead, brow of a hill.

Esker, (eiscir):   ridge of sand hills, ridge of mountains.

Farn, (fearn):   alder tree, place abounding in alders.

Farran, (fearann):   land, ground, country.

Freagh, (fraoch):   heather, heath, a heathy place.

Gal, Gall, (gal]):   stranger, foreigner.

Garran, Garraun, Garrane, (garran):   grove, wood, copse.

Garrv, (garrdha):   garden.

Glas, (glas):   green; of mountain, stream or meadow.

Glan, Glen, (gleann):   valley, glen.

Gol, Goul, Gowl, (gabhal):   fork, the fork of a hill.

Gort, Gurt, (gort):   a field or garden.

Graigue, (graig):   village, manor.

Greenan, (grianan):   sunny place, bower, summer house.

Illan, Illaun, (oilean):   island.

Inis, Inish, Inch, (inis):   an island, a field near a river or lake.

Kell, (caol):   narrow, slender, straight.

Kil, Kill, (cill):   a church or small monastery.

Knock, (cnoc):   hill, hillock.

Lack, Leck, Lick, (leac):   stone, flagstone, slate.

Laght, (leacht):   a grave, pile of stones in memory of the dead.

Lis, Liss, (lios):   earthen fort, fortified place ancient place.

Lough, (loch):   a lake.

Lag, Leg, Lug, Lugg, (lag):   a hollow, glen.

Lear, Lyre, (ladhar):   a fork, forking of glens or rivers.

Maghera, (machaire):   a plain, level ground.

Maul, Meel, (meall):   a hillock, eminence.

Meen, (min):   a smooth spot on a hill presenting a green surface.

Mon, (moin):   turf, peat, bog.

Money, (muine):   brake, shrubbery, a hillock.

Moy, (magh):   a plain, plain of hills.

Muck, (muc):   a pig or boar.

Mullagh, (mullach):   top, summit, height, top of a hill].

Park, (pairc):   field, meadow.

Poll, Pol, Poul, (poll):   hole, pit, a measure of land.

Port, (port):   a harbour, bank or landing place.

Rath, (rath):   earthen fort with trees, fortress.

Ring, Rin, Rinn, (rinn):   a headland, promontory.

Roe, Roo, (ruadh):   red, gorse clad hill.

Ros, Ross, (ros):   a promontory, isthmus, a grove or wood.

Scart, (scairt):   a thick tuft of shrubs or bushes.

Shan, (sean):   old, e.g. Shanbally, "old town".

Sra, Sragh, Srah, (srath):   a field on the bank of a river. 

Tawnagh, Tawny (tamhnach):   a small field.

Temple, (teampall):   a church or temple.

Ti, (tigh):   a house.

Tir, (tir):   land, country, region.

Tober, (tobar):   well, fountain, spring, source.

Tom, (tuaim):   a grave or tumulus.

Ton, (toin):   backside.

Toor, (tuar):   a place for bleaching clothes.