Antonym means the opposite of what the word means. For example the word sad. The antonym for sad would be happy. Synonym is the opposite of Antonym. Synonym means the same meaning of the word. For...
antonyms are opposites examples: up, down in, out strong, weak happy, sad narrow, wide serious, silly tall, short open, closed
The opposite of "from" is to.
justify - apex
To justify someone or something