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Ingenious vs Ingenuous: What's the Difference?

C2 Advanced

What's the Difference?

Ingenious" means creative and clever, while "ingenuous" is used to mean naive and straightforward.

Memory Tip: ingenious = genius idea, ingenuous = genuine and naive

ingenious has a long /iː/, ingenuous has a short /ɪ/

ingenious /ɪnˈdʒiːniəs/

adjective
Ingenious means having or showing an unusual aptitude for discovering, inventing, or contriving something new or clever.
Example:
The engineer's ingenious design of the bridge, which incorporated renewable energy sources and advanced materials, not only addressed the structural challenges but also set a new standard for sustainable architecture.
Common patterns:
ingenious solution ingenious design ingenious idea
ingenious →

ingenuous /ɪnˈdʒɛnjuəs/

adjective
Ingenuous means showing innocent or childlike simplicity and candidness.
Example:
Her ingenuous smile and open demeanor made it difficult for anyone to suspect that she had any ulterior motives, as she always seemed genuinely naive and trusting.
Common patterns:
ingenuous charm ingenuous nature ingenuous smile
ingenuous →

Common Mistakes

Her ingenuous solution to the problem impressed everyone.
Her ingenious solution to the problem impressed everyone.
The word 'ingenious' is correct because it describes a creative and clever solution.
He gave an ingenious and honest answer to the question.
He gave an ingenuous and honest answer to the question.
The word 'ingenuous' is correct because it describes a straightforward and honest answer.

Quick Practice

0/2 correct
1. The engineer's ____ design of the bridge, which incorporated renewable energy sources and advanced materials, not only addressed the structural challenges but also set a new standard for sustainable architecture.
2. Her ____ smile and open demeanor made it difficult for anyone to suspect that she had any ulterior motives, as she always seemed genuinely naive and trusting.

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