1. One thing at a time
   - bit-by-bit, in small stages, piecemeal, step-by-step

1. Proceeding in steps
   "the voltage was increased stepwise"
   - step by step

See also: gradual

• Raymond Chandler
• Raymond Lully
• Raymond Thornton Chandler
• Raynaud's sign
• rayon
• rayon stocking
• rayons
• razbliuto
• raze
• razed
• razee
• razing
• razmataz
• razor
• razor clam
• razor edge
• razor-backed
• razor-billed auk
• razor-fish
• razor-sharp
• razorback
• razorback hog
• razorbacked hog
• razorbill
• razorblade