Meks Time Ago WordPress plugin will allow you to easily change your post date display to “time ago” format. For example, 1 hour ago, 2 weeks ago, 5 months, 4 days ago, etc…
Time Ago WordPress plugin features overview
- Option to automatically override the_date and/or the_time WordPress functions to display date in “time ago” format
- Options to display “time ago” format only for posts which are not older then specific time range
- Option to position “ago” word before actual value (helpful for “not English” WP installations which may naturally require different word ordering)