| & {conj} (abbreviation of and) | :: & |
| 1000th {adj} (abbreviation of thousandth) | :: 1000º, 1.000º |
| 100th {adj} (abbreviation of hundredth, see also: hundredth) | :: 100º |
| 10th {adj} (abbreviation of tenth, see also: tenth) | :: 10º |
| 11th {adj} (abbreviation of eleventh, see also: eleventh) | :: 11º |
| 120-cell {n} (four-dimensional polytope) | :: 120-celle {m}, iperdodecaedro {m} |
| 12th {adj} (abbreviation of twelfth, see also: twelfth) | :: 12º |
| 13th {adj} (abbreviation of thirteenth, see also: thirteenth) | :: 13º |
| 14th {adj} (abbreviation of fourteenth, see also: fourteenth) | :: 14º |
| 15th {adj} (abbreviation of fifteenth, see also: fifteenth) | :: 15º |
| 16-cell {n} /sɪksˈtiːnˌsɛl/ (four-dimensional object) | :: 16-cella {f}, 4-ortoplesso {m}, ipertetraedro {m}, esadecacoro {m} |
| 17th {adj} (abbreviation of seventeenth, see also: seventeenth) | :: 17º |
| 18th {adj} (abbreviation of eighteenth, see also: eighteenth) | :: 18º |
| 1940s {n} (the decade from 1940 to 1949) SEE: forties | :: |
| 1980s {n} (eighties) SEE: eighties | :: |
| 19th {adj} (abbreviation of nineteenth, see also: nineteenth) | :: 19º |
| 1st {adj} /fɝst/ (abbreviation of first, see also: first) | :: 1º {m}, 1ª {f} |
| 20th {adj} (abbreviation of twentieth, see also: twentieth) | :: 20º |
| 24/7 {adv} (abbreviation of twenty-four seven) | :: 24/7 |
| 30th {adj} (abbreviation of thirtieth, see also: thirtieth) | :: 30º |
| 33 {n} (thirty-three) SEE: thirty-three | :: |
| 34th {adj} (abbreviation of thirty-fourth) | :: 34° |
| 39th {adj} (abbreviation of thirty-ninth) | :: 39º |
| 3rd {adj} (abbreviation of third, see also: third) | :: 3º, 3ª |
| 4 {prep} (text messaging: for) | :: x |
| 40s {n} (the decade of the 1940s) SEE: forties | :: |
| 40th {adj} (abbreviation of fortieth, see also: fortieth) | :: 40º |
| 41st {adj} (abbreviation of forty-first) | :: 41º |
| 42nd {adj} (abbreviation of forty-second) | :: 42º |
| 43rd {adj} (abbreviation of forty-third) | :: 43º |
| 44th {adj} (abbreviation of forty-fourth) | :: 44º |
| 4-polytope {n} (4-dimensional polytope) | :: policoro {m} |
| 4th {adj} (abbreviation of fourth, see also: fourth) | :: 4° |
| 5-cell {n} /ˈfaɪvˌsɛl/ (four-dimensional polytope analogous to a tetrahedron) | :: 5-cella {f}, ipertetraedro {m}, pentacoro {m} |
| 5th {adj} (abbreviation of fifth, see also: fifth) | :: 5º |
| 600-cell {n} (four-dimensional polytope) | :: 600-cella {f}, tetraplesso {m}, esacosicoro {m} |
| 6th {adj} (abbreviation of sixth, see also: sixth) | :: 6º {m}, 6ª {f} |
| 7th {adj} (abbreviation of seventh, see also: seventh) | :: 7º |
| 80s {n} (the decade of the 1980s) SEE: eighties | :: |
| 8-cell {n} /ˈeɪtˌsɛl/ (four-dimensional polytope) | :: ipertetraedro {m}, tesseratto {m}, ipercubo quadridimensionale {m} |
| 8th {adj} (abbreviation of eighth, see also: eighth) | :: 8º |
| 9th {adj} (abbreviation of ninth, see also: ninth) | :: 9º |
| -'s {suffix} (-s) SEE: -s | :: |
| -'s {particle} /ɪz/ (possessive marker) | :: di [after the thing owned and before the owner] |
| -'s {particle} (the house/place/establishment of) | :: da |
| 's-Hertogenbosch {prop} /ˌsɜɹtoʊɡənˈbɔs/ (capital city of North Brabant) | :: Boscoducale {f}, 's-Hertogenbosch |
| İzmir {prop} (Izmir) SEE: Izmir | :: |
