strong vs knock-down

strong and knock-down both are adjectives.

Word	Noun	Adjective	Verb	Adverb
strong	No	Yes	No	No
knock-down	No	Yes	No	No

strong (adjective)	knock-down (adjective)
having strength or power greater than average or expected	strong enough to knock down or overwhelm
having a strong physiological or chemical effect
being distilled rather than fermented; having a high alcoholic content
strong and sure
freshly made or left
not faint or feeble
immune to attack; incapable of being tampered with
of verbs not having standard (or regular) inflection
having or wielding force or authority
of good quality and condition; solidly built