The singular form of feet is foot.
The singular form is hilum.
The form plumber is the singular form; the plural form is plumbers.
The singular form would be majesty.
The noun grandmother is the singular form.
The singular form of the demonstrative pronoun 'these' is this.
The singular form of "that" is "it."
The singular form of "cuffs" is cuff.
The singular form of binoculars is "binocular."
The possessive form for the plural noun accessories is accessories'.example: The cost of the dress was reasonable but the accessories' cost was not.
The singular form of "stratum" is "stratum." The word does not change in its singular form.
The form hypothesis is the singular form. The plural form is hypotheses.
Phenomenon is the singular form of phenomena.
The singular form of "oases" is "oasis."
The singular form of "wash" is "washing."
The singular form of "dice" is "die."
The singular form of scissors is "scissor."