(military, of the Imperial Japanese Navy) a warrant officer

schoolmate, graduates of the same school / alumnus, alumni

alumni association (association of former students) / class reunion

riot, stir, commotion, fuss, turmoil

(uncommon) to riot, to cause a commotion

catamaran

general mobilization

peer pressure

in what manner, how / what about... (used to make a suggestion)

Casual greeting: Howdy? What's new? What's up? / Casual question: It works? Is it OK? / Call out to horses or cows to control/stop them: Ho! Hoy! Whoa!