Synonyms for Abbreviates:

v.

•contracts (verb)
withers, condenses, squeezes.
•curtails (verb)
discontinues, reduces, fragments, minimizes.
•decreases (verb)
decrements, deducts, shortens, decreases, lessens, abates, truncates, lowers, drains, abridges, depletes, compacts, contracts, subsides, curtails, compresses, diminishes, shrinks, dwindles, dies down, deflates, erodes, concentrates, recedes.
•diminishes (verb)
Clips, pares, lightens, trims, nips, downgrades, shaves, bobs, prunes, crops, shears, Culls, tapers, weeds.