strike up
Start (conversation, relationship)
Start performing music
strike through
To partly obliterate text by drawing a continuous line through the centre thereof, usually to indicate the deletion of an error or obsolete information.
strike back
Attack, take action against someone who has hurt you
strike off
Remove someone's professional licence to practise
strike on
Have a good idea
strike out
Start doing something new and different
Try to hit someone
Start going towards a place
Cross writing out
strike upon
Have a good idea
strike down
Make someone ill
Disallow a law, decision, etc