Related words 詐さ 欺ぎ 師し 詐欺師 is a more modern and legal term for a fraudster or scammer, while いかさま師 has a more colloquial, old-fashioned feel, often associated with street cons or gambling cheats.
ペテン 師し ペテン師 is a near-synonym for a swindler or con man, but いかさま師 emphasizes the act of cheating itself (いかさま ), whereas ペテン師 comes from 'peten' (trickery) and can sound slightly more dated or literary.
Written forms いかさま 師し Usage 100%
Standard kanji-kana mixed spelling; 師 means 'master' or 'specialist'.
如何様師いかさまし
Full kanji spelling using ateji for いかさま ; rarely used in modern writing.
Etymology いかさま is a word meaning 'fraud' or 'cheating', of uncertain origin, possibly related to いかが (how) or a contraction of いかがさま . 師 is a suffix meaning 'master' or 'specialist', so the compound literally means 'master of cheating'.
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