Persistent
Persistent adjective - Continuing despite difficulties, opposition, or discouragement.
Severe and persistent are semantically related. In some cases you can use "Severe" instead an adjective "Persistent".
Severe
Severe adjective - Given to exacting standards of discipline and self-restraint.
Persistent and severe are semantically related. Sometimes you can use "Persistent" instead an adjective "Severe".
Mutual synonyms
Both words in one sentence
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Among the X-Men's most persistent foes are the Sentinels, giant, mutant-hunting robots with a severe tendency to rebel against their creators.
Source: A.I. Is a Crapshoot -
Amazingly he had the potential to be even greater, but persistent problems with substance abuse and a severe injury to his knee at a nightclub in New York put an end to that.
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In the Expanded Universe novel The Truce at Bakura, it is explained that Luke suffered severe burns, and he later finds his persistent body aches and fatigue are due to constant micro-seizures from the lightning attack.
Source: Harmless Electrocution
Cite this Source
Severe and Persistent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/persistent/severe
Persistent & Severe. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/persistent/severe>.
Severe or Persistent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/persistent/severe.
Google Ngram Viewer shows how "persistent" and "severe" have occurred on timeline