nagyképű ember

• show-off, stuffed shirt

• fly on the wheel

• gobbledygook

• large

• bumptiousness, pomposity, pompousness, self-consciousness

• to be a high hat, to get on one's high horse, to give oneself airs, to pontificate, to put it on, to put on airs, to put on frills, to put on side, to ride one's high horse, to ride the high horse, to side

• sententious