Final answer:
The suffix added to "piglet" indicating small or young is '-let'. Suffixes like '-ful' and '-ness' also serve to alter the meanings of root words in various ways, with '-ful' denoting a large amount and '-ness' indicating a state or quality.
Step-by-step explanation:
The kind of suffix added to "piglet" that mean small or young is -let. This suffix often denotes something that is smaller in size or younger in age. For example, a piglet is a young pig. Other examples of this suffix in use include words like "booklet" (a small book) and "droplet" (a small drop).
It's important to note that suffixes can greatly alter the meaning of the root word to which they are attached. For instance, the suffix -ful suggests a large amount or presence of something, such as in "joyful," meaning full of joy. The suffix -ness forms nouns from adjectives and denotes the state or quality of the root word, as in "kindness," meaning the state of being kind.
Another suffix with could be -ess, which is typically used to indicate a female version of a noun, such as "hostess."