foolproof
| 1. |
(satellite adjective) not liable to failure; "a foolproof identification system"; "the unfailing sign of an amateur"; "an unfailing test" |
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Synonyms: unfailing |
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| 2. |
(verb) proof against human misuse, error, etc.; "Foolproof this appliance" |
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Synonyms: goofproof |
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Related Words: proof |
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