It is irregular, as the plural of species is also species.
both
The plural form is challenges.
there isnt a plural form of a.
Arguments is in the plural form for the singular noun argument.
The irregular plural of 'child' is 'children', the plural possessive form is children's.
The irregular plural form for person is people. Another plural form is persons.
The irregular plural form of "strategy" is "strategies."
Yes, the plural form of a regular noun is formed by adding -s or -es. The plural form of child, however, is children. Therefore it is irregular.
The irregular plural form of the noun memory is memories.
The plural form of woman is women.
Yes, the plural of wife is an irregular plural for.To form the plural of wife, remove the -fe from the end of the word and add -ves.The plural form is wives.
The possessive form for the irregular plural noun libraries is libraries'.
The noun 'women' is the irregular plural form. The singular noun is woman.
Irregular nouns do not follow the typical rules of adding -s or -es to form plural forms. Irregular nouns may change their spelling completely to form their plural form. Some common irregular nouns include "child" (plural: children), "man" (plural: men), and "woman" (plural: women).
Cities is the plural of city.
The singular is life; the plural lives is an irregular plural because the word changes spelling to become plural instead of adding the standard 's'.