Synonyms of 'sidle'
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When people or animals creep somewhere, they move quietly and slowly.
I went back to the hotel and crept up to my room.
If someone or something edges somewhere, they move very slowly in that direction.
He edged closer to the door.
Thesaurus for sidle from the Collins English Thesaurus
If you sidle somewhere , you walk there in a quiet or cautious way, as if you do not want anyone to notice you.