Answer:-

A prefix is a group of letters placed before the root of a word. For example, the word “unhappy” consists of the prefix “un-” [which means “not”] combined with the root (or stem) word “happy”; the word “unhappy” means “not happy.”

A SHORT list of prefixes:

Prefix Meaning Examples

de- from, down, away, reverse, opposite decode, decrease

dis- not, opposite, reverse, away disagree, disappear

ex- out of, away from, lacking, former EXHALE, explosion

il- not illegal, illogical

im- not, without impossible, improper

in- not, without inaction, invisible

mis- BAD, wrong mislead, misplace

non- not nonfiction, nonsense

pre- before prefix, prehistory

pro- for, forward, before proactive, profess, program

re- again, BACK react, reappear

un- against, not, opposite undo, unequal, unusual

Suffixes

A suffix is a group of letters placed after the root of a word. For example, the word flavorless consists of the root word “flavor” combined with the suffix “-less” [which means “without”]; the word “flavorless” means “having no flavor.”

A short list of suffixes:

Suffix Meaning Examples

-able able to, having the quality of comfortable, portable

-al relating to annual comical

-er comparative bigger, stronger

-est superlative strongest, tiniest

-ful full of beautiful, grateful

-ible forming an adjective REVERSIBLE, terrible

-ily forming an adverb eerily, happily, lazily

-ing denoting an action, a material, or a gerund acting, showing

-less without, not affected by friendless, tireless

-ly forming an adjective clearly, hourly

-ness denoting a state or condition kindness, wilderness

-y full of, denoting a condition, or a diminutive glory, messy, victory