infrequent C2+ Topic:Describing Qualities US /ɪnˈfrikwənt/ UK /ɪnˈfriːkwənt/ See IPA manual Meanings 1 adj not occurring often; rare Buses to the village are infrequent after dark. Thesaurus Synonyms 1 adj · not occurring often; rare rareuncommonsporadicoccasionalscarcesparse ↔ Opposites frequentcommonregularhabitual Word family Derived forms infrequentlyinfrequency Related forms frequentfrequency Etymology AI details From Latin infrequens ('not crowded, rare'), from in- ('not') + frequens ('crowded, repeated, frequent'). infrequens Latin frequens Latin View etymology graph -> Topics Describing Qualities Word Formation & Derivatives Register & Style External links Cambridge Dictionary Wiktionary Google Images # infrequent **Type:** Word **Level:** C2+ **Part of speech:** adj **IPA (US):** /ɪnˈfrikwənt/ **IPA (UK):** /ɪnˈfriːkwənt/ ## Meanings 1. not occurring often; rare ## Examples - Buses to the village are infrequent after dark. ## Synonyms - rare - uncommon - sporadic - occasional - scarce - sparse ## Antonyms - frequent - common - regular - habitual ## Derived Forms - infrequently - infrequency ## Related Forms - frequent - frequency ## Roots and Affixes - Root: infrequens - Root: frequens ## Etymology From Latin infrequens ('not crowded, rare'), from in- ('not') + frequens ('crowded, repeated, frequent'). ## AI Etymology Infrequent comes from Latin infrequens ('not crowded, rare'), from in- ('not') + frequens ('crowded, repeated, frequent'). The prefix supplies the first semantic turn, while the base carries the lexical core of the word. As an adjective, it carries the sense "not occurring often; rare", with the older formation still helping explain the modern use. Relevant historical forms include Latin infrequens and Latin frequens. Derivative forms include infrequently, infrequency; related words include frequent, frequency. ## Topics - Describing Qualities - Word Formation & Derivatives - Register & Style markdown