groundless
1Groundless — 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. {Ground… …
2groundless — I adjective baseless, empty, erroneous, fallacious, false, ill founded, inaccurate, paralogistic, unfounded, unjustifiable, unreal, unreasonable, unsound, unsubstantiated, unsupported, unsustainable, unsustained, untenable, untrue, unwarranted,… …
3groundless — O.E. grundleas bottomless, unfathomable, vast; see GROUND (Cf. ground) (n.) + LESS (Cf. less). Figurative sense of unfathomable is from early 14c. Related: Groundlessly; groundlessness …
4groundless — *baseless, unfounded, unwarranted Analogous words: unsupported, unsustained (see corresponding affirmative verbs at SUPPORT) …
5groundless — [adj] without reason, justification baseless, bottomless, causeless, chimerical, empty, false, flimsy, foundationless, gratuitous, idle, illogical, illusory, imaginary, unauthorized, uncalled for, unfounded, unjustified, unprovoked, unsupported,… …
6groundless — ► ADJECTIVE ▪ not based on any good reason …
7groundless — [ground′lis] adj. without reason or cause; unjustified groundlessly adv. groundlessness n …
8groundless — [[t]gra͟ʊndləs[/t]] ADJ: usu v link ADJ If you say that a fear, accusation, or story is groundless, you mean that it is not based on evidence and is unlikely to be true or valid. Fears that the world was about to run out of fuel proved groundless …
9groundless — ground|less [ˈgraundləs] adj not based on facts or reason ≠ ↑well founded ▪ Fortunately my suspicions proved groundless . ▪ Mr Kay s lawyer said the accusations were groundless …
10groundless — adjective groundless fears, worries etc are unnecessary because there are no facts to base them on: Fortunately my suspicions proved groundless …