别无他物

• 另(different; separate)ASSOCIATIVE
• 刂(knife (radical))RADICAL

Use a knife to cut and separate things to distinguish one from another.

• 一(one; initial)ASSOCIATIVE
• 尢(disabled person; insufficient)ASSOCIATIVE

From the beginning there was a shortage, so 無 means 'nothing at all'.

• 亻(person; man)RADICAL
• 也(also; same (particle))PHONETIC

Another person stands beside you but remains a separate individual.