1. Affirm: To state something positively or resolutely.
2. Confirm: To make something more certain or sure.
3. Infirmary: A medical facility within a larger institution.
4. Firm: Solid or stable in texture, fixed, or definite.
5. Firmament: The sky or heavens, especially as perceived as solid.
6. Affirmation: A positive declaration or statement.
7. Confirmation: The act of making something more certain or sure.
8. Infirmed: Weakened or made sick.
9. Firmly: In a steadfast, unwavering, or resolute manner.
10. Reaffirm: To affirm again or repeatedly.