The best replacement for clock is watch.

The best alternatives to clock are rated as following:
★★★★★  watch
★★  compass
★★  memory clock
★★  timepiece
★★  payroll number
★  gettimeofday
★  watch difference
★  analog clock
★  core clock
★  oscillator
★  clock_gettime
★  energy
★  grandfather clock
★  number
★  dashclock
★  timer
★  digital clock
★  around the clock
★  lru
  cores
  effective clock
  gettickcount
  12 hour clock
  world time
  time c++
  lemon clock
  24 hour clock
  grandmother clock
  wear a watch
  mtc
  timings
  logical clock
  multiplier
  time python
  standard clock
  analog

Your alternative for clock is not listed? Suggest!
Speaking about clock, one probably shouldn't forget about seconds.

Other search terms related to clock and their ratings are:
★★★★★ seconds
★ cd player
frame
nature sounds
ipod dock
thermometer
You have in mind a companion for clock and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of clock in all years. Click on graph for more.
clock
watch
compass