Correct spelling, explanation: the word towards is the only correct form, therefore it should be used in everyday communication. This preposition is old: it goes back to the 9th century, where it was a blend of the word to and the suffix -weard, which was used to refer to a specific direction. You can’t spell it as twords, because this version doesn’t exist in any dictionary.

Definition of towards:
preposition, in relation to something or someone
The manager was always supportive towards his employees and encouraged them to achieve their goals.
My parents have always been supportive and encouraging towards my career aspirations.

Collocations with towards:
Some most commonly used collocations include: move towards, gratitude towards, bias towards, hostility towards
The team needs to move towards a more collaborative approach.
I want to express my gratitude towards everyone who supported me.
The research showed a clear bias towards certain political views.
The group faced hostility towards their cause from some members of the community.

Incorrect spelling, explanation: the word twords is a mistake – there’s no reason to spell it like that. If you look at its etymology, you’ll clearly see that the only correct version of this preposition is towards. The old word tóweard evolved into toward in Middle English, and the modern spelling emerged in Early Modern English. Twords is a non-existent word.

Incorrect spelling

Incorrect spelling

Incorrect spelling