1. In full control of your faculties
   "strong and self-possessed in the face of trouble"
   - collected, equanimous, poised, self-collected, self-contained

See also: composed

• yellowfin mojarra
• yellowfin tuna
• yellowhammer
• yellowish
• yellowish brown
• yellowish green
• yellowish pink
• yellowish-beige
• yellowish-gray
• yellowish-grey
• yellowish-orange
• yellowish-white
• Yellowknife
• yellowlegs
• yellowness
• Yellowstone
• Yellowstone National Park
• Yellowstone River
• yellowtail
• yellowtail flounder
• yellowtail snapper
• yellowthroat
• yellowwood
• yellowwood tree
• yellowy