Next
Next adverb - At the time or occasion immediately following.
Without warning and next are semantically related. In some cases you can use "Without warning" instead an adverb "Next".
Without warning
Next and without warning are semantically related. Sometimes you can use "Next" instead an adverb phrase "Without warning".
Both terms in one sentence
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Without warning, an alien war planet has appeared next to Earth and unleashed an army of Jet Pack-wearing invaders against humanity.
Source: Pinball / Firepower - And completing the mission will instantly dump you back to your main base without warning, losing you all those now highly experienced units you busted the base with without any chance to carry them over to the next mission.
Source: Sequel Difficulty Spike - More than one protagonist has survived an encounter simply because the creature saw fit to jump out of the ground right next to them and roar first, rather than just sneaking up under them and devouring them without warning, which is what happens to anyone who isn't a main character.
Source: Roar Before Beating
Cite this Source
Without warning and Next. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/next/without_warning
Next & Without warning. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/next/without_warning>.
Without warning or Next. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/next/without_warning.
Google Ngram Viewer shows how "next" and "without warning" have occurred on timeline