How do you say I am falling for in Welsh?

There isn't a direct translation for "I am falling for" in Welsh that captures the exact same sentiment.

However, here are some ways to express the idea depending on the context:

Formal:

* Rwy'n dechrau hoffi rhywun: This translates to "I am starting to like someone". It's a more general way of saying you're developing feelings for someone.

* Rwy'n cael teimladau am rywun: This translates to "I'm having feelings for someone". It's a more direct way of saying you're attracted to someone.

Informal:

* Rwy'n cwympo i'r grawn am rywun: This translates to "I'm falling for someone". It's a more colloquial way of saying you're developing strong feelings for someone.

* Rwy'n cael chwarae cariad am rywun: This translates to "I'm playing love with someone" and is a more playful way of expressing developing romantic feelings.

Ultimately, the best way to say "I am falling for" in Welsh depends on the context and your personal style. You can also use a combination of these phrases to create a more nuanced expression.