Antonyms of adj uncommon

2 senses of uncommon

Sense 1
uncommon (vs. common) -- (not common or ordinarily encountered; unusually great in amount or remarkable in character or kind; "uncommon birds"; "frost and floods are uncommon during these months"; "doing an uncommon amount of business"; "an uncommon liking for money"; "he owed his greatest debt to his mother's uncommon character and ability")

common (vs. uncommon) -- (having no special distinction or quality; widely known or commonly encountered; average or ordinary or usual; "the common man"; "a common sailor"; "the common cold"; "a common nuisance"; "followed common procedure"; "it is common knowledge that she lives alone"; "the common housefly"; "a common brand of soap")
        => average, ordinary -- (lacking special distinction, rank, or status; commonly encountered; "average people"; "the ordinary (or common) man in the street")
        => democratic, popular -- (representing or appealing to or adapted for the benefit of the people at large; "democratic art forms"; "a democratic or popular movement"; "popular thought"; "popular science"; "popular fiction")
        => demotic -- (of or for the common people; "demotic entertainments"; "demotic speech"; "a poet with a keen ear for demotic rhythms")
        => frequent -- (frequently encountered; "a frequent (or common) error is using the transitive verb `lay' for the intransitive `lie'";)
        => general -- (prevailing among and common to the general public; "the general discontent")
        => grassroots -- (of or involving the common people as constituting a fundamental political and economic group; "a grassroots movement for nuclear disarmament")
        => standard -- (commonly used or supplied; "standard procedure"; "standard car equipment")

Sense 2
rare, uncommon -- (marked by an uncommon quality; especially superlative or extreme of its kind; "what is so rare as a day in June"-J.R.Lowell; "a rare skill"; "an uncommon sense of humor"; "she was kind to an uncommon degree")

INDIRECT (VIA extraordinary) -> ordinary -- (not exceptional in any way especially in quality or ability or size or degree; "ordinary everyday objects"; "ordinary decency"; "an ordinary day"; "an ordinary wine")

Similarity of adj uncommon

2 senses of uncommon

Sense 1
uncommon (vs. common) -- (not common or ordinarily encountered; unusually great in amount or remarkable in character or kind; "uncommon birds"; "frost and floods are uncommon during these months"; "doing an uncommon amount of business"; "an uncommon liking for money"; "he owed his greatest debt to his mother's uncommon character and ability")
       => especial (prenominal), exceptional, particular (prenominal), special -- (surpassing what is common or usual or expected; "he paid especial attention to her"; "exceptional kindness"; "a matter of particular and unusual importance"; "a special occasion"; "a special reason to confide in her"; "what's so special about the year 2000?")
       => rare -- (not widely known; especially valued for its uncommonness; "a rare word"; "rare books")
       => red carpet (prenominal), red-carpet (prenominal) -- (special treatment or hospitality; "the maitre d' gave them the red-carpet treatment")
       => unusual -- (not commonly encountered; "two-career families are no longer unusual")
       => unwonted -- (out of the ordinary; "an unwonted softness in her face")
          Also See-> extraordinary#1; unusual#1

Sense 2
rare, uncommon -- (marked by an uncommon quality; especially superlative or extreme of its kind; "what is so rare as a day in June"-J.R.Lowell; "a rare skill"; "an uncommon sense of humor"; "she was kind to an uncommon degree")
       => extraordinary (vs. ordinary) -- (beyond what is ordinary or usual; highly unusual or exceptional or remarkable; "extraordinary authority"; "an extraordinary achievement"; "her extraordinary beauty"; "enjoyed extraordinary popularity"; "an extraordinary capacity for work"; "an extraordinary session of the legislature")