noiselessly

Word family  noun noise adjective noisy noiseless adverb noisily noiselessly

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++noise·less·ly /ˈnɔɪzləsli/ adverb written  QUIETwithout making any sound 无声无息地，静悄悄地 SYN silently We crept noiselessly down the hall. 我们蹑手蹑脚地穿过走廊。 —noiseless adjective his noiseless footsteps 他悄无声息的脚步

Examples from the Corpus

noiselessly• There are also four manner adverbs in -ly: indistinctly, heavily, insignificantly, and noiselessly.• Then it felt as though the world was sliding inside-out as, slowly, noiselessly, a panel swivelled in her mind.• Less than half an hour later she cleaned the brush in white spirit and pressed the lid of the tin noiselessly down.• Shadowy shapes changed position, flying noiselessly, giving brief glimpses.• Lightning flickered noiselessly in the western sky.• He smiled and noiselessly moved back across the thick carpet, slipped under the sheets and into the researcher's bed.• It was moving very fast, and noiselessly over the snowy road.

noise·less·ly adverbChineseSyllable  

sound any without making Corpus

noiselessly
noise‧less‧ly /ˈnɔɪzləsli/ adverb writtenwithout making any sound
   SYN  silently:
    We crept noiselessly down the hall.
—noiseless adjective:
    his noiseless footsteps