6. All right and alright
The standard spelling is all right, but alright is more common although many
people consider it incorrect.
7. Already and all ready
• Incorrect: We are already for the show.
• Correct: We are all ready for the show.
• Incorrect: They have all ready arrived.
• Correct: They have already arrived.
All ready means ‘all are ready’. Already means 'by now' or 'sooner than
expected'.
• The train had already left before we reached the station.
• The patient had already died before the doctor arrived.
8. Alternate and alternative
Alternative means 'different', 'instead', 'on the other hand'.
• We will make an alternative arrangement if these plans don't suit you.
• I had to go. There was no alternative.
Alternate means 'every second' or 'in turns'.
He only comes to work on alternate days.
9. Altogether and all together
Altogether means ‘entirely’ or ‘everything considered’.
• I don’t altogether agree.
• It is altogether wrong to ill-treat animals.
All together simply means ‘everybody / everything together’.
• They all went out together.
• She put the glasses all together in the sink.