asseveratinglyadv.
By way of asseveration or solemn affirmation.
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the mind > language > statement > assertion or affirmation > [adverb]
sickerly1340
affirminglyc1475
affirmably1489
affirmatively1533
assertively1562
asseverantlya1575
really1604
thetically1657
assertorilya1680
asseveratingly1880
1880 T. Hardy Trumpet-major III. xxxviii. 187 He laid his hand asseveratingly upon his breast.
This entry has not yet been fully updated (first published 1885; most recently modified version published online June 2019).
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adv.1880