Related Clues:
- Part of 44 Across
- The "S" in EST: Abbr.
- General level
- ''Andy Capp'' cartoonist Smythe, to friends
- Part of CST
- Subject of many a high school sex ed movie
- Usual practice
- Standard level
- Yardstick
- Not long or short: Abbr.
- Standard of measurement
- Par for the course: Abbr.
- ___ U.S. Pat. Off.
- Std.
- __ US Pat. Off.