showboat

Grandstand is a synonym of showboat.

As nouns the difference between showboat and grandstand

is that showboat is a river steamboat having a resident theatre while grandstand is the seating area at a stadium or arena; the bleachers.

As verbs the difference between showboat and grandstand

is that showboat is to show off while grandstand is to behave dramatically or showily to impress an audience or observers; to pander to a crowd.

As a noun showboat

is (us) a river steamboat having a resident theatre.

As a verb showboat

is to show off.

As an adjective ostentatious is

of ostentation.

As nouns the difference between showboat and grandstander

is that showboat is (us) a river steamboat having a resident theatre while grandstander is a person who grandstands.

As a verb showboat

is to show off.

As nouns the difference between showboat and showboater

is that showboat is (us) a river steamboat having a resident theatre while showboater is one who showboats; a showoff.

As a verb showboat

is to show off.