Which word can have a similar meaning to the words in brackets on the left AND a similar meaning to the words in brackets on the right?(FOLDER, CASE) __________ (RUB, SAND)

A quick recap of some useful words and their meanings:

Homonym – a word spelt and pronounced the same as another, but with a different meaning (like ‘sole’)

Homophone – a word pronounced the same as another, but with a different spelling and meaning (like ‘too’ and ‘two’)

Homograph - a word spelt the same as another, but pronounced differently and with a different meaning (like ‘close’ (near) and ‘close’ (shut))

Synonym – a word with the same or similar meaning to another (like ‘tall’ and ‘lofty’)