constantly

Very often, with the same thing happening again and again.

• He constantly forgets his keys.
• They were constantly asking for help.
• Why does my phone constantly ring during dinner?

Similar words: frequently, repeatedly

Opposites: rarely

Common phrases: constantly complaining, constantly asking, constantly forget something

All the time, without stopping during a period.

• The water flows constantly.
• The machine ran constantly for three days.
• Our world is constantly changing.

Similar words: continuously, always

Opposites: intermittently

Common phrases: constantly changing, constantly running, constantly in motion