Fournesses is the plural of Fourness
Folisis is the plural of Folisi
It is one occasion where you can use an apostrophe other than to denote possession. Example: The Harris's are having a garden party on Saturday.
Do not use an apostrophe to make a number plural. 1990s is the plural form of 1990
No because on is an adjective, not a noun.
To pluralize "Walsh," you would use "Walshes." So, your sentence would be: "I would like to thank all the Walshes."
Folisis is the plural of Folisi
It is one occasion where you can use an apostrophe other than to denote possession. Example: The Harris's are having a garden party on Saturday.
Cylinders.
McDonald's
cobwebs
Martinez's
boats
You wouldn't pluralize "processing", but you would pluralize "process" making more than one process "processes".
Handkerchiefs is correct.
Sirs is the plural of sir
The plural form of panic is panics.
Do you mean, "How do you pluralize the phrase 'follow God's word' ? 1) Follow the words of God, or 2) Follow God's words.