light

Middle English {it}liht, light,{/it} going back to Old English {it}lēoht,{/it} Anglian {it}lēht,{/it} going back to Germanic {it}*leuh-t-,{/it} neuter noun (whence also Old Frisian {it}liācht{/it} "light," Old Saxon {it}lioht,{/it} Middle Dutch {it}licht, lich,{/it} Old High German {it}lioht{/it}), probably syncopated from an earlier consonantal stem {it}*leuhađa-,{/it} as in Gothic {it}liuhaþ{/it} "light," derivative of an Indo-European base {it}*leu̯k-{/it} "become bright," whence also Old Irish {it}lóchet{/it} "flash of lightning," Welsh {it}llug{/it} "light, radiance," {it}llug y dydd{/it} "daybreak," {it}amlwg{/it} "clear, easily seen" (< {it}*ambi-luk-{/it} with zero-grade), Latin {it}lūceō, lūcēre{/it} "to emit light, shine" (Old Latin, "to cause to shine," with o-grade {it}*lou̯k-{/it}), {it}lūc-, lūx "light,"{/it} Old Church Slavic {it}luča{/it} "ray of light," Russian {it}luč{/it} (genitive {it}lučá{/it}), Bosnian-Croatian-Serbian {it}lûč{/it} "kindling wood, torch" (< Slavic {it}*lou̯k-{/it}), Old Prussian {it}luckis{/it} "piece of firewood," Greek {it}leukós{/it} "bright, shining, white," Armenian {it}loys{/it} "light," Tocharian B {it}lukṣäṃ{/it} "(s/he) brings light to, illuminates,"Sanskrit {it}rócate{/it} "(it) shines, is bright," Avestan {it}raociṇt-{/it} "brightening," Hittite {it}lukta{/it} "it becomes light, dawns"

Middle English liht, light, going back to Old English lēoht, Anglian lēht, going back to Germanic *leuh-t-, neuter noun (whence also Old Frisian liācht "light," Old Saxon lioht, Middle Dutch licht, lich, Old High German lioht), probably syncopated from an earlier consonantal stem *leuhađa-, as in Gothic liuhaþ "light," derivative of an Indo-European base *leu̯k- "become bright," whence also Old Irish lóchet "flash of lightning," Welsh llug "light, radiance," llug y dydd "daybreak," amlwg "clear, easily seen" (< *ambi-luk- with zero-grade), Latin lūceō, lūcēre "to emit light, shine" (Old Latin, "to cause to shine," with o-grade *lou̯k-), lūc-, lūx "light," Old Church Slavic luča "ray of light," Russian luč (genitive lučá), Bosnian-Croatian-Serbian lûč "kindling wood, torch" (< Slavic *lou̯k-), Old Prussian luckis "piece of firewood," Greek leukós "bright, shining, white," Armenian loys "light," Tocharian B lukṣäṃ "(s/he) brings light to, illuminates,"Sanskrit rócate "(it) shines, is bright," Avestan raociṇt- "brightening," Hittite lukta "it becomes light, dawns"