Alternately and alternatively

Alternate means ‘every second’ in turns.

We spend alternate weekends at our farm house.

Alternatively can mean ‘different’, ‘instead’ or ‘on the other hand’.

Besides, except and apart from

Besides usually adds.

Besides mathematics, we learn physics and chemistry. (We study three subjects.)

Except usually subtracts.

Beat and win

Both beat and win are irregular verbs.

Beat – beat – beaten
Win – won – won

Another and other

Another means ‘an additional’ or ‘extra’. It is used with singular countable nouns.

Could I have another cup of coffee?

Other can be used with plural nouns.

All right and alright

Alright is common, but the standard spelling is all right.
Everything is going to be alright/all right.

The adverbs also, as well and too have similar meanings, but they do not go in the same position in sentences.

Ceiling, sealing and roof

Ceiling is the inside top of a room.
This room has a low ceiling.

Sealing is the act of setting a seal.
Please, seal this box.