ineffectual vs toothless

ineffectual and toothless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
ineffectual	No	Yes	No	No
toothless	No	Yes	No	No

ineffectual (adjective)	toothless (adjective)
not producing an intended effect	lacking teeth
lacking in power or forcefulness	lacking necessary force for effectiveness
producing no result or effect