strong

Immune to attack; incapable of being tampered with.

Of verbs not having standard (or regular) inflection.

“`sing' is a strong verb”

Of good quality and condition; solidly built.

Having or wielding force or authority.

Strong and sure.

“gave a strong pull on the rope”

Having a strong physiological or chemical effect.

Freshly made or left.

Being distilled rather than fermented; having a high alcoholic content.

Having strength or power greater than average or expected.

“a strong radio signal”

“strong medicine”

Not faint or feeble.

“a strong odor of burning rubber”