from
The Collaborative International Dictionary of English v.0.48
Lessen \Less"en\ (l[e^]s"'n), v. t. [imp. & p. p. {Lessened}
(-'nd); p. pr. & vb. n. {Lessening}.] [From {Less}, a.]
To make less; to reduce; to make smaller, or fewer; to
diminish; to lower; to degrade; as, to lessen a kingdom, or a
population; to lessen speed, rank, fortune.
[1913 Webster]
Charity . . . shall lessen his punishment. --Calamy.
[1913 Webster]
St. Paul chose to magnify his office when ill men
conspired to lessen it. --Atterbury.
Syn: To diminish; reduce; abate; decrease; lower; impair;
weaken; degrade.
[1913 Webster]