1. Definition: 1. involving risk or danger; "skydiving is a hazardous sport"; "extremely risky going out in the tide and fog"; "a wild financial scheme"

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1. Definition: 1. changing position or direction; "he drifted into the shifting crowd"; "their nervous shifting glances"; "shifty winds"

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1. Definition: 1. lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"

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1. Definition: 1. of e.g. advice

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1. Definition: 1. difficult to handle; requiring great tact; "delicate negotiations with the big powers";"hesitates to be explicit on so ticklish a matter"; "a touchy subject"

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1. Definition: 1. causing or tending to cause things to slip or slide; "slippery sidewalks"; "a slippery bar of soap"; "the streets are still slippy from the rain"

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1. Definition: 1. not firmly or solidly positioned; "climbing carefully up the unsteady ladder"; "an unfirm stance"

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1. Definition: 1. move very slightly; "He shifted in his seat"

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1. Definition: 1. highly or violently reactive; "sensitive and highly unstable compounds"

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1. Definition: 1. a worker (especially in an office) hired on a temporary basis

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1. Definition: 1. under terms not final or fully worked out or agreed upon; "probationary employees"; "a provisional government"; "just a tentative schedule"

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1. Definition: 1. affording no ease or reassurance; "a precarious truce"

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1. Definition: 1. under terms not final or fully worked out or agreed upon; "probationary employees"; "a provisional government"; "just a tentative schedule"

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1. Definition: 1. tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans; "Punic faith"; "the perfidious Judas"; "the fiercest and most treacherous of foes"; "treacherous intrigues"

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1. Definition: 1. not worthy of trust or belief; "an untrustworthy person"

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