Meaning of 立鳥跡濁 in Japanese

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Definition of 立鳥跡濁

あと(ato) 【跡 ·迹 ·痕 ·址】

にごる(nigoru) 【濁る】

(v5r, vi) to become muddy; to become cloudy; to get impure (of a liquid, gas, etc.)
to become dull (of a sound, color, etc.); to become hoarse
to become impure (of a heart, society, etc.); to be corrupted; to be polluted
to become voiced; to add voiced consonant marks →Related words: 濁り

せき(seki) 【跡】