If the word ends in x then add -es
box -- boxes, hex -- hexes, fox -- foxes
The plural of hex is hexes.
The plural of rule is rules.
Change the Y in I and add ES. Story -> Stories
The plural of colleague is colleagues. This follows the basic rule for forming most plurals: just add an "s".
The regular plural form of a noun adds (s) or (es) to the singular noun.
Rules of thumb
The rule for forming the plural of the noun 'elf' is to change the ending 'f' to a 'v' and add 'es'. The plural noun is elves.
The plural of rule is rules.
Change the Y in I and add ES. Story -> Stories
The plural of colleague is colleagues. This follows the basic rule for forming most plurals: just add an "s".
The regular plural form of a noun adds (s) or (es) to the singular noun.
loaves is a plural noun in the rule 8
There is no rule for this. You just have to remember which are singular and which are plural.
agenda
Rules of thumb
Because there is no standard rule for words ending in -o.
The rule that is particular to these kinds of words makes the plural form "cheifs."
very carefuly