Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb base

3 senses of base

Sense 1
establish, base, ground, found -- (use as a basis for; found on; "base a claim on some observation")

Sense 2
base -- (situate as a center of operations; "we will base this project in the new lab")
       => situate, locate -- (determine or indicate the place, site, or limits of, as if by an instrument or by a survey; "Our sense of sight enables us to locate objects in space"; "Locate the boundaries of the property")

Sense 3
free-base, base -- (use (purified cocaine) by burning it and inhaling the fumes)
       => drug, do drugs -- (use recreational drugs)

Antonyms of adj based

2 senses of based

Sense 1
based -- (having a base; "firmly based ice")

INDIRECT (VIA supported) -> unsupported -- (not held up or borne; "removal of the central post left the roof unsupported")

Sense 2
based -- (having a base of operations (often used as a combining form); "a locally based business"; "an Atlanta-based company"; "carrier-based planes")

INDIRECT (VIA settled) -> unsettled -- (not settled or established; "an unsettled lifestyle")

Similarity of adj based

2 senses of based

Sense 1
based -- (having a base; "firmly based ice")
       => supported (vs. unsupported) -- (held up or having the weight borne especially from below; "supported joints in a railroad track have ties directly under the rail ends")

Sense 2
based -- (having a base of operations (often used as a combining form); "a locally based business"; "an Atlanta-based company"; "carrier-based planes")
       => settled (vs. unsettled) -- (established in a desired position or place; not moving about; "nomads...absorbed among the settled people"; "settled areas"; "I don't feel entirely settled here"; "the advent of settled civilization")

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