そっと

(1) 秘密に公然とでなく(in secrecy; not openly; "met secretly to discuss the invasion plans"; "the children secretly went to the movies when they were supposed to be at the library"; "they arranged to meet in secret")(in secrecy)(not openly)

⇒彼らは、秘密に会合するように手配した(not openly)

(2) 柔らかい態度で(in a gentle manner; "he talked gently to the injured animal")(in a gentle manner)

⇒彼は、傷ついた動物に優しく話しかけた(in a gentle manner)

(3) 人目を盗んで(in a stealthy manner; "stealthily they advanced upstream")(in a stealthy manner)

⇒こっそり、彼らは上流へ進んだ(in a stealthy manner)

(4) ほとんど動き、または動揺がない状態(with little or no activity or no agitation (`quiet' is a nonstandard variant for `quietly'); "her hands rested quietly in her lap"; "the rock star was quietly led out the back door"; "sit here as quiet as you can")(with little or no activity or no agitation)

⇒できるだけ静かにここに座って下さい(with little or no activity or no agitation)

(5) 低容量で(with low volume; "speak softly but carry a big stick"; "she spoke quietly to the child"; "the radio was playing softly")(with low volume)

⇒ラジオは静かに鳴っていた(with low volume)

(6) 控え目な態度で(in an unobtrusive manner; "messengers were moving unobtrusively over the jet-black mountain ranges, bearing confidential tidings from sheikhdom to sheikhdom")(in an unobtrusive manner)

⇒首長国から首長国への機密のニュースを持っていて、メッセンジャーは真っ黒な山脈を控え目に移動していた(in an unobtrusive manner)

(7) 感覚に好ましい方法で(in a manner that is pleasing to the senses; "she smiled softly")(in a manner that is pleasing to the senses)

⇒彼女は柔らかく微笑みました(in a manner that is pleasing to the senses)

(8) 少しだけの重さまたは力で(with little weight or force; "she kissed him lightly on the forehead")(with little weight or force)

⇒彼女は軽く彼の額にキスした(with little weight or force)