For "firm" as in strong and unyielding**:
* Matatag - This is the most common and general translation.
* Matigas - This implies a literal firmness or hardness.
* Matibay - This emphasizes strength and durability.
For "firm" as in a business or company**:
* Kumpanya - This is the most direct translation for "company."
* Firma - This is a more formal term for "firm" and is often used in legal contexts.
For "firm" as in certain or resolute**:
* Matatag - This can also be used in this context.
* Tiyak - This means "certain" or "sure."
* Desidido - This means "determined."
The best translation will depend on the specific meaning and context of the word "firm."