lease vs letting

lease and letting both are nouns.

Word	Noun	Adjective	Verb	Adverb
lease	Yes	No	Yes	No
letting	Yes	No	No	No

As nouns, lease and letting are synonyms defined as:

Other synonyms of lease include rental.

lease (noun)	letting (noun)
a contract granting use or occupation of property during a specified time for a specified payment	property that is leased or rented out or let
property that is leased or rented out or let
the period of time during which a contract conveying property to a person is in effect

lease (verb)	letting (verb)
engage for service under a term of contract
grant use or occupation of under a term of contract
let for money
hold under a lease or rental agreement; of goods and services