Synonyms for "well-grounded" (124 found)

Ranked by relevance and common usage.

Closest matches (25)

adamantineadmissibleauthoritativebindingbulkycalculablecertaincogentconfirmedconsistentcredibledeep dyeddeep rooteddeep seateddeep-dyeddeep-engravendeep-fixeddeep-groundeddeep-laiddeep-rooted

Show 5 more words

deep-seateddeep-setdeep-settleddensedependable

Strong matches (37)

durabledyed-in-the-woolembeddedembossedenduringengraftedengravedentrenchedestablishedetchedfaithfulfaithworthyfastfirmfirmly establishedgoodgravenhardheavyimplanted

Show 16 more words

impressedimprintedindelibly impressedinfixedingrainedingrowninveterateinvincibleinwroughtjustjustifiablejustifiedlastinglawfullearnedlegal

Adjective(1 words)

groundly

Related words (62)

legitimatelogicallong establishedlong-establishedmassiveold lineold-lineon a rockon bedrockplausiblepredictablerationalreasonablereliablerootedruggedsanesecureself-consistentsensible

Show 40 more words

setsettledsolidsoundstabilizedstablestaunchsteadfaststeadystoutstrongsturdysubstantialsufficientsuresurefiretoughtrustworthytrustyunfailingunquestionableunyieldingvalidvestedweightywell-arguedwell-builtwell-constructedwell-educatedwell-establishedwell-foundedwell-informedwell-madewell-postedwell-readwell-setwell-settledwell-versedwholesomewidely read

Adjective(2 words)

reasonedsound

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

1 relation types

similar

1 entries

valid

Translations

6 translations across 3 languages.

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Armenian

1 entries

• հիմնավոր adj (based on good judgment and solid reasoning)

Bulgarian

2 entries

• ерудиран adj (having extensive knowledge of a subject)
• обоснован adj (based on good judgment and solid reasoning)

Finnish

3 entries

• aiheellinen adj (based on good judgment and solid reasoning)
• perehtynyt adj (having extensive knowledge of a subject)
• perusteltu adj (based on good judgment and solid reasoning)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.