Difference between Shorten and Expurgate

SHORTEN vs EXPURGATE: VERB

Edit by omitting or modifying parts considered indelicate
To edit out rude, incorrect, offensive, useless, or otherwise undesirable information from a book, CD or other publication; to cleanse; to purge.

To become short or shorter.
To take in (a sail) so that less canvas is exposed to the wind, thereby reducing speed.
To add shortening to (dough) so as to make flaky.
To make short or shorter.
To reduce in force, efficacy, or intensity.

To make short or shorter in measure, extent, or time
To reduce or diminish in amount, quantity, or extent; to lessen; to abridge; to curtail; to contract
To make deficient (as to); to deprive; -- with of.
To take in the slack of it.
To reduce sail by taking it in.

To remove erroneous, vulgar, obscene, or otherwise objectionable material from (a book, for example) before publication.
To purify; to clear from anything noxious, offensive, or erroneous; to cleanse; to purge.

To deprive.
To cause to come short or fail.
To make short or friable, as pastry with butter or lard.
To pronounce or measure as short: as, to shorten a vowel or syllable.
To take in; contract; lessen in extent or amount: as, to shorten sail; to shorten an allowance.
Figuratively, to make inefficient or incapable. Compare short-armed.
To make appear short: as, pleasant companionship shortens a journey; a concave mirror shortens the face.
To check; confine; restrain.
To come short; fail.
To make anything short: used with in in the nautical phrase to shorten in on the cable, to heave in short or shorter.
To become short or shorter; contract; diminish in length: as, ropes shorten when wet.
To make short or shorter; abridge; curtail: as, to shorten hours of work; to shorten the skirt of a dress.

To purge; cleanse; remove anything obnoxious, offensive, or erroneous from; specifically, to free from what is objectionable on moral or religious grounds: as, to expurgate a book; an expurgated edition of Shakspere.

Interrupt, Lessen, Expedite, Improve, Streamline, Accelerate, Bowdlerize, Bowdlerise, Expurgate, Contract, Abridge, Foreshorten, Cut, Abbreviate, Reduce

Mosaicking, Agilis, Calendering, Karyon, Optimized, Firewalling, Oring, Forerun, Personalise, Conject, Indorse, Dele, Bowdlerise, Bowdlerize, Shorten

Minimize, Reducing, Interrupt, Lessen, Expedite, Improve, Streamline, Accelerate, Expurgate, Contract, Abridge, Foreshorten, Cut, Abbreviate, Reduce

Emove, Wordprocessing, Presort, Mosaicking, Agilis, Calendering, Karyon, Optimized, Firewalling, Oring, Forerun, Personalise, Conject, Indorse, Shorten

Roman Catholics a place where souls must clean themselves of sin; expurgate remove objectionable passages from a publication.
She may also have hoped that he would expurgate them.