<p><strong>Adjective</strong></p><ul><li>apt at inventing or thinking up new machines or devices, methods, solutions, etc., or at improvising from what is at hand</li><li>innovative or ingenious</li><li>creative and original</li><li>relating to or used for inventing</li></ul><p><strong>Synonyms</strong></p><ul><li>inventive</li></ul><p><strong>Noun</strong></p><ul><li>being the product of imagination, resourcefulness, etc.</li><li>an attitude of vigilance, readiness, or caution, as before an expected attack</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to warn (troops, ships, etc.) to prepare for action</li><li>to warn of an impending raid, attack, storm, etc.</li><li>to advise or warn; cause to be on guard</li></ul>