| A | B | 
| correspond | to write a letter to someone and receive one back from them | 
| arrangement | a plan; a way of putting things together | 
| illegible | unable to be read | 
| assortment | a variety | 
| irregular | not normal; different and unique | 
| illiterate | unable to read and write | 
| attempt | to try; an attack | 
| accustomed | used to; habitual | 
| immature | childish; not fully developed | 
| irresponsible | unable or unwilling to care about consequences | 
| arrest | to take into custody | 
| illogical | nonsensical; against reason | 
| irreparable | unable to be fixed | 
| immeasurable | too much to be counted | 
| irresistible | unable to say no to | 
| accompany | to go with | 
| immobilize | to prevent from moving | 
| irreplaceable | unique; cannot be replaced | 
| assignment | a duty or task | 
| illegal | against the rules | 
| correlation | a connection between two things | 
| attribute | a characteristic; to give credit to | 
| allocate | to set aside for a special purpose | 
| immaterial | inconsequential; unnecessary | 
| irrational | unable to think clearly |