The noun 'irregular' is a singular, common noun; a word for merchandise that has imperfections; or a soldier not in a regular army.
If you mean an 'irregular noun', that is a word for a noun that forms the plural in a way other than adding -s or -es to the end of the word.
Examples of irregular plural nouns:
yes it is a irregular noun
Yes the word women is an irregular plural noun. The singular noun is woman.
The noun 'women' is the irregular plural form. The singular noun is woman.
Yes the word duties is an irregular plural noun. The singular noun is duty.
The word 'irregular' is both a noun and an adjective.The noun irregular is a word for a piece of merchandise that contains a flaw, which is often sold at a reduced price; and a word for a soldier who does not belong to the armed forces of a country.The noun form for the adjective irregular is irregularity.
The irregular plural noun is women, the plural for of the noun woman.
The possessive form for the irregular plural noun libraries is libraries'.
Yes the word women is an irregular plural noun. The singular noun is woman.
No.
The word 'children' is an irregular plural noun for the singular 'child'. There are also irregular possessive nouns such as Texas's flag or Claus's car. Both are forms of irregular nouns.
Yes, "foot" is an irregular noun because the plural form is "feet" instead of the regular pluralization "-s" rule.
No. Irregular can be used as an adjective or a noun but not a verb.