Synonyms of the word

toothless

• adj. Having no teeth.
• adj. (figuratively) Weak, having no capability of enforcing something.

edental

• adj. edentate.
• n. edentate.

edentate

• adj. Lacking teeth.
• adj. (zoology) Belonging to the Edentata.
• n. Any mammal that has few or no teeth, but especially the anteaters, armadillos, and sloths of the former…

edentulous

• adj. (sciences) Toothless.

ineffective

• adj. not having the desired effect; ineffectual.
• adj. lacking in ability; incompetent or inadequate.

ineffectual

• adj. unable or insufficient to produce effect; futile.
• adj. worthless.
• adj. weak, indecisive; lacking forcefulness.