allot, a lot

 allot, a lot

 Allot, a verb, means “to divide in parts” or “to give out in shares.” 
A lot is 
an informal expression meaning “a great many” or “a great amount.” Avoid using it in 
formal writing. 
Example: 
VERB: My friend allotted a portion of his monthly pay for his sister’s matriculation.
INFORMAL: He has a lot of relatives in the suburbs to support. 
FORMAL: He has many relatives in the suburbs to support.