Strong

1. Capable of producing great physical force.
2. Capable of withstanding great physical force.
3. (of water, wind, etc.) Having a lot of power.
4. Determined; unyielding.
5. Highly stimulating to the senses.
6. Having an offensive or intense odor or flavor.
7. Having a high concentration of an essential or active ingredient.
8. (specifically) Having a high alcoholic content.
9. (grammar) Inflecting in a different manner than the one called weak, such as Germanic verbs which change vowels.
10. (chemistry) That completely ionizes into anions and cations in a solution.
11. (military) Not easily subdued or taken.
12. Having wealth or resources.
13. (slang, US) Impressive, good.
14. Having a specified number of people or units.
15. (of a disease or symptom) Severe; very bad or intense.
16. (mathematics, logic) Having a wide range of logical consequences; widely applicable. (Often contrasted with a weak statement which it implies.)
17. (of an argument) Convincing.

(capable of producing great physical force): forceful, powerful, derf

(capable of withstanding great physical force): durable, tough, sturdy

(determined, unyielding): ardent, determined, swith, unyielding, zealous

(highly stimulating to the senses): extreme, intense

(having an offensive or intense odor or flavor): rank

(having a high concentration of an essential or active ingredient): concentrated, potent

(having a high alcoholic content): hard

(grammar: irregular): irregular

(military: not easily subdued or taken): impregnable, inviolable, secure, unassailable, unattackable

(capable of producing great physical force): forceless, weak

(capable of withstanding great physical force): fragile

(having a high concentration of an essential or active ingredient): diluted, impotent, weak

(grammar: irregular): regular, weak

(chemistry: that completely ionizes): weak

(military: not easily subdued or taken): weak