• Base (someone) in (somewhere)
• Base (someone) out of (somewhere)
• Base (something) around (something)
• Base (something) on (something)
• Base (something) upon (something)
• Base caitiff
• Base camp
• Base camp on aconcagua
• Base hydrolysis
• Base level
• Base levelness
• Base load
• Base model
• Base number
• Base of logarithm
• Base of operations
• Base of the grossglockner
• Base of the talus
• Base plinth
• Base pseudoprime