Difference between Diminish and Lessen

DIMINISH vs LESSEN: VERB

To lessen the authority or dignity of; to put down; to degrade; to abase; to weaken.
To make smaller in any manner; to reduce in bulk or amount; to lessen; -- opposed to augment or increase.
To make smaller by a half step; to make (an interval) less than minor.
To take away; to subtract.
One whose upper diameter is less than the lower.
A scale of gradation used in finding the different points for drawing the spiral curve of the volute.
A board cut with a concave edge, for fixing the entasis and curvature of a shaft.
A stile which is narrower in one part than in another, as in many glazed doors.

To make less; to reduce; to make smaller, or fewer; to diminish; to lower; to degrade

Synonyms Dwindle, Contract, etc. (see decrease); to shrink, subside, abate, ebb, fall off.
To lessen; become or appear less or smaller; dwindle: as, the prospect of success is diminishing by delay.
In music, to lessen by a semitone, as an interval.
To take away; subtract: with from, and applied to the object removed.
To lower in power, importance, or estimation; degrade; belittle; detract from.
To lessen; make or seem to make less or smaller by any means; reduce: opposed to increase and augment: as, to diminish a number by subtraction; to diminish the revenue by reducing the customs.
To taper, as a column.

Make become smaller
To cause to appear less from increase of distance; specifically, in falconry, to soar above or beyond.
To degrade; reduce in dignity; depreciate; disparage.
To make less; diminish; reduce in number, size, degree, or quality.
To come to appear less from increase of distance.
To become less; contract in bulk, quantity, number, or amount; decrease; diminish; shrink.

Wane, Impair, Hamper, Undercut, Hinder, Detract, Dampen, Dilute, Undermine, Weaken, Erode, Fall, Decrease, Belittle, Lessen

Curtail, Ease, Soften, Ameliorate, Reducing, Relieve, Alleviate, Mitigate, Reduce, Minimize, Minify, Fall, Subside, Decrease, Diminish

Impede, Impair, Hamper, Undercut, Hinder, Detract, Dampen, Dilute, Undermine, Weaken, Erode, Fall, Decrease, Belittle, Lessen

Attenuate, Dampen, Curb, Curtail, Ease, Soften, Ameliorate, Reducing, Relieve, Mitigate, Reduce, Minimize, Fall, Decrease, Diminish

UK domestic law or diminish rights of individuals.
It is to obey body and diminish spirit.
To diminish or destruct in a slow fashion.
We expect this concentration to diminish over time.
As all the time speeds can diminish depending.
To diminish that, change your cabin air filter.
Over time, this source of moisture will diminish.
You love them and these outward appearances do NOT diminish your child and they do NOT diminish your love or commitment for your child!
Passage of time may diminish complicity with prior evil acts, though it does not diminish the evil nature of the original act.
They do not diminish the obligations of any employer or diminish workplace safety.

It will only lessen their opinion of you.
This will lessen the impact on their employment.
Lessen, reduce, decrease, abate, subside, shorten, dwarf, retrench.
Fairbanks ISDs, provide monetary rewards to lessen absenteeism.
CSL testing which could lessen the shaft capacity.
Wad how can we overcome or lessen them?
Solar energy can always help lessen electricity costs.
This may lessen the tediousness of long trip.
Vooral als je al jaren dezelfde lessen geeft.
These medicines can lessen or stop hallucinations, help patients distinguish between reality and the imaginary, and lessen feelings of confusion.