无影无踪 Origin — Chinese Character Wiki

wúyǐngwúzōng

without a trace

无無 wú adjectiveverb

to not have

to not have; there is no; lack; (as prefix) non-; un-; -less
影 yǐng adjectivenoun

trace

(bound form) trace; vague impression; sign
无無 wú adjectiveverb

to not have

to not have; there is no; lack; (as prefix) non-; un-; -less
踪蹤 zōng noun

footprint

(bound form) footprint; trace; track; marks left by an action or movement