groundless
31groundless — See frivolous …
32groundless — adj. without motive or foundation. Derivatives: groundlessly adv. groundlessness n. Etymology: OE grundleas (as GROUND(1), LESS) …
33groundless assumption — n. unfounded assumption …
34Groundlessly — Groundless Ground less, a. [AS. grundle[ a]s bottomless.] Without ground or foundation; wanting cause or reason for support; not authorized; false; baseless; as, groundless fear; a groundless report, rumor, or assertion. {Ground less*ly}, adv.… …
35Groundlessness — Groundless Ground less, a. [AS. grundle[ a]s bottomless.] Without ground or foundation; wanting cause or reason for support; not authorized; false; baseless; as, groundless fear; a groundless report, rumor, or assertion. {Ground less*ly}, adv.… …
36baseless slander — groundless defamation, unfounded libel …
37frivolous action — Groundless lawsuit with little prospect of success; often brought to embarrass or annoy the defendant. See failure to state cause of action …
38frivolous action — Groundless lawsuit with little prospect of success; often brought to embarrass or annoy the defendant. See failure to state cause of action …
39unfounded — I (New American Roget s College Thesaurus) adj. baseless, vain, groundless, ungrounded. See falsehood. II (Roget s IV) modif. Syn. baseless, unproven, unsupported, groundless; see untrue . III (Roget s 3 Superthesaurus) a. baseless, groundless,… …
40baseless — baseless, groundless, unfounded, unwarranted mean not justified or justifiable in any way. Baseless implies an entire lack of foundation; it imputes to a thing lack of actuality in itself or in the events or facts upon which it is supposedly… …