词根词缀：ambul-, ambulat-, -ambulate, -ambulating, -ambulation -ambulator, -ambulatory, -ambulant, -ambulic, -ambulism, -ambulist

【来源及含义】Latin: to walk, take steps, move around; from "to wander, to go astray"

【同源单词】amble, amble, ambulacrum, ambulance, ambulant, ambulate

词根词缀：nocti-, noct-, nox

【来源及含义】Latin: night

【相关词根词缀】Other related "dark; shadow, shade; black" units: lygo-; melan-; nigri-; nycti-; scoto-; skio-; umbra-. Another related "night" unit: nycti-.

【同源单词】equinoctial, equinoctium, equinox, noctalbuminuria, noctambulate, noctambulation