Ant. Retain, preserve, hold, cling to, possess.
Conviction. Belief, assurance, persuasion; confutation, refutation; proof, detection.
Ant. Doubt, disbelief, misgiving; vindication, justification.
Convince. Persuade, satisfy, enlighten, indoctrinate, inoculate.
Ant. Mislead, mystify, perplex, puzzle, unsettle, upset; turn, convert.
Convivial. Social, festive, hospitable, jovial, jolly, companionable, gay.
Ant. Inhospitable, unsocial, unneighborly, churlish; abstemious, ascetic, austere.
Convocation. Convention, congress, assemblage, council, synod.
Ant. Dispersion, disruption, dismission, dismissal.
Convolution. Coil, involution, spiral, twist, contortion.