Ant. Increase, augmentation, enlargement, increment, accretion, development, growth, aggrandizement, dilation, accession.
Abbreviate. Shorten, contract, curtail, reduce, abridge, condense, epitomize, compress.
Ant. Lengthen, extend, elongate, dilate, expand, amplify, enlarge, produce, stretch, prolong, expatiate.
Abbreviation. Abridgment, contraction, condensation, compend, abstract, epitome, reduction, summary, curtailment, compression.
Ant. Expansion, amplification, expatiation, extension, production, enlargement, dilation.
Abdicate. Resign, relinquish office (especially of the throne), surrender, abandon, vacate, forego, renounce, give up, cede.
Ant. Retain, claim, occupy, maintain, usurp, seize, grasp.
Abdomen. Belly, paunch, ventral region, visceral cavity.
Abduct. Take away (surreptitiously or forcibly), kidnap, run away with, carry off, spirit away, drag away.
Ant. Restore, reinstate, adduct.