The culprit vanished without a trace.
The house burned down completely, leaving no trace.
Standard kanji spelling; the most common written form.
Search-only form; not a standard spelling.
Search-only form; not a standard spelling.
Compound of 跡 (ato, 'trace, mark') and 形 (kata, 'shape, form'). The exact historical derivation is uncertain, but the combination naturally conveys the idea of a remaining shape or trace.