tutor
approbation and accumulationi think
Incompetent and ignorant are mean words. They begin with the letter i.
Begin
Assist or Aid
Millennium
Frequent.
* ecstasy
Standouts
Refined
activate, begin, kickoff
Words that begin with the prefix "ir" and mean "not" include irregular, irresponsible, irrelevant, and irrational.
Illegal, illegitimate, illiterate and illogical are words that mean not. They begin with the letters IL.