周 - circumference, circuit, lap

one full year

circumference

semicircle; hemicycle; half globe

careful; thorough; meticulous; scrupulous

cycle; period

frequency (esp. of waveforms)

one round; one circuit; one revolution; one lap; one turn

common knowledge; being well-known; making (something) well-known

(circular) tour; round trip; excursion

surroundings; environs

whole year; entire year

circumference; outskirts; environs; around; in the area of; in the vicinity of