Kanji 然 sort of thing, so, if so Related words 輝かがや く Common verb for 'to shine' or 'to sparkle'; 炯然 is a literary adjective/adverb describing a bright, radiant state, not an action.
煌こう 々こう Also a literary adverb/adjective meaning 'brilliantly' or 'brightly', but 煌々 is more common and often used for lamps or lights, while 炯然 often describes eyes or a piercing brightness.
Written forms 炯けい 然ぜん
Literary kanji spelling; the character 炯 means 'bright' or 'shining'.
烱けい 然ぜん
Variant kanji form of 炯然 , using 烱 instead of 炯 .
Etymology Composed of 炯 (bright, shining) and the suffix 然 (indicating a state). The exact historical derivation is uncertain; it is a classical Chinese-derived literary expression.
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