How to Say "don't base" in Spanish
The Spanish word for “don't base” is “bases” — B1 level.

Examples
Espero que no bases tu decisión solo en rumores.
I hope that you don't base your decision only on rumors.
No bases tu argumento en información falsa.
Don't base your argument on false information. (Negative command)
Si bases tu plan en datos sólidos, tendrás éxito.
If you base your plan on solid data, you will succeed. (Used informally in a conditional structure)
The Subjunctive Use
This form ('bases') is used when expressing doubt, wishes, emotions, or necessity in the second part of a sentence, especially after phrases like 'Quiero que...' or 'Es importante que...'
Negative Commands
To tell someone (informally, 'tú') not to do something, you must use the present subjunctive form. The negative command for 'basar' is 'No bases'.
Mixing Command Forms
Mistake: “No basaste tu argumento en hechos.”
Correction: No bases tu argumento en hechos. (The 'tú' negative command needs the subjunctive ending, -es.)
Related Translations
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