Extended Strong's Greek Lexicon (Abbott-Smith based)
be conceited
Usage: τυφόω, -ῶ (τῦφος, smoke; metaphorically, conceit), prop., to wrap in smoke; used only metaphorically, to puff up, becloud with pride: pass., 1Ti.3:6 6:4, 2Ti.3:4 (Dem., Arist., al.).† (AS)