Related Clues:

• Starts gingerly
• Starts gently
• Doesn't take a plunge
• Begins slowly
• Starts slowly
• Enters via osmosis
• Enters leisurely
• Accesses gradually
• Makes a gradual transition
• Starts carefully
• Enters carefully
• Gradually enters
• Enters slowly
• Gets one's feet wet
• Begins bit-by-bit