noun /ˈbɒbəns/
a) Boasting.
Than thou behelde the synners and the good men; and whan thou saw the synners overcom, thou enclyned to that party for bobbaunce and pryde of the worlde [...].
b) boasting
, late C14: For certeinly – I sey for no bobance –/ Yet was I nevere wiþouten purveiance / Of mariage, n’of oþere þynges eek. — Chaucer, The Wife of Baths Tale
Wikipedia foundation.