List of 100 Irregular Plural Nouns in English

  Singular:           Plural: abyss               abysses alumnus         alumni analysis          analyses aquarium        aquaria arch                 arches atlas                atlases axe                  axes baby                babies bacterium       bacteria batch               batches beach              beaches brush               brushes bus                  buses calf                  calves chateau          chateaux cherry              cherries child                children church             churches circus              circuses city                   cities cod                  cod copy                copies crisis               crises curriculum     curricula deer                 deer dictionary       dictionaries domino          dominoes dwarf               dwarves echo               echoes elf                    elves emphasis      emphases family              families fax                   faxes fish                 … Read More