[bom.bast] n [ME bombast cotton padding, fr. MF bombace, fr. ML bombac-, bombax cotton, alter. of L bombyc-, bombyx silkworm, silk, fr. Gk bombyk-, bombyx] (1589): pretentious inflated speech or writing
BOMBAST
Meaning of BOMBAST in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012