Big Huge Thesaurus

ion engine

noun

• reaction engine
• reaction-propulsion engine

sounds kind of like

• imagine
• imagism
• immunogen
• in some way
• in unison
• incan
• incheon
• inchon
• incision
• income
• ingenue
• inguen
• injun
• inosine
• insane
• insignia
• insomnia