Ranked by relevance and common usage.
Keep "slumbering" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
If two options seem close, choose the one that best matches the audience and purpose of the sentence.
Choose a synonym only if it keeps the core idea of "slumbering" intact in the sentence you are editing.
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.
Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
After choosing a replacement for "slumbering", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "slumbering" or choose a simpler alternative from the closest-match group.
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
8 total sentences available.
Whilst he was slumbering the three Nymphs appeared before him; they were tall and beautiful, half-naked and without sandals; their hair fell loosely over their shoulders, and in every respect they resembled the statues in the grotto.
Source: tatoeba (6212755)
She o'er Ascanius rains a soft repose, / and gently bears him to Idalia's height, / where breathing marjoram around him throws / sweet shade, and odorous flowers his slumbering limbs compose.
Source: tatoeba (6798825)
Thus was the Master a second time engaged in the most delicate and dangerous of all tasks, that of affording support and assistance to a beautiful and helpless being, who, as seen before in a similar situation, had already become a favourite of his imagination, both when awake and when slumbering.
Source: tatoeba (7752728)
I shall never forget the vivid sense of slumbering fire that seemed to find expression only in those wonderful tawny eyes of hers.
Source: tatoeba (8825690)
Showing 4 of 8 available sentences.
Closest matches include abeyant, apathetic, asleep, asleep, cataleptic.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.