strong

adjective

1. having strength or power greater than average or expected"a strong radio signal"
2. not faint or feeble"a strong odor of burning rubber"
3. having or wielding force or authority"providing the ground soldier with increasingly potent weapons"
4. having a strong physiological or chemical effect"a potent toxin"
5. immune to attack; incapable of being tampered with"an impregnable fortress"
6. of good quality and condition; solidly built"a solid foundation"
7. of verbs not having standard (or regular) inflection"‘sing’ is a strong verb"
8. being distilled rather than fermented; having a high alcoholic content"hard liquor"
9. freshly made or left"a warm trail"
10. strong and sure"a firm grasp"