1. (

• grandiloquent ,
• magniloquent ,
• tall

) lofty in style; "he engages in so much tall talk, one never really realizes what he is saying" ;

2. (

• grandiloquent ,
• overblown ,
• pompous ,
• pontifical ,
• portentous

) puffed up with vanity; "a grandiloquent and boastful manner"; "overblown oratory"; "a pompous speech"; "pseudo-scientific gobbledygook and pontifical hooey"- Newsweek ;