- This page is from 2003
This is a list of words that have weird plurals in other languages. Pedantic plurals may be hardly ever used, or they can be just as common as the "usual" plural. If you are a pedant these plurals are for you. Another reason you might want to use these plurals is to impress your friends.
Word | Pedantic plural | Usual plural | Source |
Antenna | Antennae | Antennas | [1] |
Automaton | Automata | Automatons | [2] |
Biceps | Bicepses | Biceps | [3] |
Cervix | Cervices | Cervixes | [4] |
Cherub | Cherubim | Cherubs | Common |
Clitoris | Clitorides | Clitorises | [5] |
Cosmos | Cosmoi | Cosmoses | [6] |
Formula | Formulae | Formulas | Common |
Forum | Fora | Forums | Common |
Hippopotamus | Hippopotami | Hippopotamuses | [7] |
Index | Indices | Indexes | Common |
Iris | Irides | Irises | [8] |
Kudos | Kudea (kudoi?) | Kudos | [9] |
Octopus | Octopodes | Octopuses | [10] |
Opera | Operae | Operas | [11] |
Platypus | Platypodes | Platypuses | [12] |
Phenomenon | Phenomena | Phenomenons | Common |
Penis | Penes | Penises | [13] |
Rhinoceros | Rhinocerontes | Rhinos | [14] |
Rubai | Rubaiyat | Rubais | [15] |
Saga | Sogur | Sagas | [16] |
Schema | Schemata | Schemas | [17] |
Specimen | Specimena | Specimens | [18] |
Syllabus | Syllabi | Syllabuses | [19] |
Terminus | Termini | Terminuses | [20] |
Virus | Virus | Viruses | [21] |
Wunderkind | Wunderkinder | Wunderkinds | [22] |
...and surprising singulars
Common plural | English usage | Singular | Source |
Broccoli | singular | broccolo | [23] |
Feces | plural | fex | [24] |
Grafitti | uncountable | grafitto | [25] |
Insignia | plural | insigne | [26] |
Mores | plural | mos | [27] |
Paraphernalia | plural | paraphernal | [28] |
Regalia | plural | regale | [29] |
Spaghetti | singular | spaghetto | [30] |
Stamina | singular | stamen | [31] |
Viscera | plural | viscus | [32] |