Correct spelling, explanation: facing belongs to the face word family, and these forms derive from Latin facies, which meant appearance, face, or form. Facing was also adopted by Old French and, in the Middle Ages, it appeared in English. In modern English, facing is a commonly used word in various contexts.

Definition of facing:
1. verb (present participle form) – admitting that you have to tackle the problem,
Without facing the problem, you will always be hiding and feeling unhappy.
2. noun – an additional layer of material,
The blue facing of the jacket makes is strong and warm, but it also looks pretty.
3. suffix – towards a given direction,
South-facing kitchen is a really good idea as it will have a lot of sunshine for most of the day.

Phrasal verbs and idioms with facing:
A few commonly used phrasal verbs and idioms with facing are:
1. facing down someone or something – to defeat someone or something because you’re strong and brave,
The way he is facing down all of his critics makes me feel really proud of him.
2. facing up to something – accepting that a difficult situation really exists,
Facing up to the fact that he doesn’t love me anymore is the most difficult thing I have to handle in my life.
facing the music – accepting the criticism or punishment for something bad you’ve done,
I know that facing the music is hard, but you lied to everyone and now you have to suffer the consequences.

Incorrect spelling, explanation: it is worth remembering that when an -ing ending is added to a word whose last letter is -e, this letter should be reduced. Therefore, the correct spelling is facing while a popular spelling mistake is faceing. The latter form, however, is wrong and the only correct spelling is facing.

Incorrect spelling