When we don’t know if a word refers to one or more, it is common to use a parenthetical s: door/doors: door(s) lamp/lamps: lamp(s) What’s the best or least awkward way to render this for words ...
What is the origin of the suffix -ing used to form gerunds and present participles? Why is the suffix the same in both cases?
A large variety of suffixes were used to form diminutives in English. The Wikipedia page on diminutives shows these: * -k/-ock/-uck: balk, bollock, bullock, buttock, fetlock, folk, hark, hillock, ...