ずるい (translations)→ foxy shrewd slippery underhanded unfair unprincipled
ずる賢い (translations)→ conniving
陰険な (translations)→ bashful crocodile cunning disingenuous mean sneak
曲がりくねった (translations)→ erratic gauche
大砲 (translations)→ artillery banger bombard
抜け目のない (translations)→ cagey hardheaded ingenious