Synonyms for tenacious
modified
Adhesive
retentive, sticky, inseparable, waxy, resisting, gummy, coriaceous, viscous, viscid, glutinous; see also adhesive, tough 2.
Antonyms loose*, lax, slack.
Persistent
determined, pertinacious, purposeful, resolute; see obstinate, resolute 2.
See tenacious in Webster's New World Roget's A-Z Thesaurus II
adjective
Tenaciously unwilling to yield:
bullheaded, dogged, hardheaded, headstrong, mulish, obstinate, pertinacious, perverse, pigheaded, stiff-necked, willful. See resistPersistently holding to something:
clinging, fast, firm1, secure, tight. See free, tighten
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