Words that begin with the prefix "ir" and mean "not" include irregular, irresponsible, irrelevant, and irrational.
The prefix means 'not'. So, for example, irresponsible means 'not responsible'. The prefix, however, is actually in-, such as incapable. You change the n depending on the word. Words that begin with l use the prefix il- (e.g. illegal), words that begin with r use the prefix ir- (e.g. irresponsible) and words that begin with m or p use the prefix im- (e.g. immature or implausible). You use the prefix in- in all other cases.
Examples of prefixes ir are irresponsible , irregular ,
Prefixes do not have their own part of speech.
Words that begin with the prefix "ie" include "ielectric," "iefficient," and "iempower."
irrational. irreality. irrecoverable. irreplaceable. irrelevant. irresolute. irresistible. irresponsible. irreversible. irrevocable. irregular.irresponsibleirregularirrevocableirrefutableirradiateirreconcilableirredeemableirreducibleirrefutableirregularityirrelevantirreverenceirreligiousirreparableirreplaceableirreversibleirresoluteirretrievableirresistibleIrrelevantirreponsibleSome words that begin with the letters ir:irateireirisirkirkedirksomeironironicironicalironiesironyirradiateirrationalirregularirrelativeirrelevantirreparableirreplaceableirresistibleirrespective
Irradiate Irrational Irresistible
The prefix for irrational is "ir-" which means not or opposite of.
Ir
Some words that begin with the prefix "ambu" include ambulance, ambulatory, and ambulate.
Prefix=ir-
Ir- is an English prefix meaning not. Irreplaceable means something cannot be replaced. Other words using ir- are irrelevant and irregular.