KEY: Instance.
SYN: Entreaty, request, prompting, persuasion, example, solicitation, case, illustration, exemplification, occurrence, point, precedence.
ANT: Dissuasion, deprecation, warning, rule, statement, principle, misexemplification.
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KEY: Instant.
SYN: Moment, second, minute, twinkling, trice, flash.
ANT: Period, duration, cycle, time, permanence, perpetuity, eternity.
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KEY: Instantaneous.
SYN: Immediate, instant, momentary, [See IMMEDIATE].