A wyf is an obsolete term for a wife.
WYF means "With Yarn in Front".
how much is pleidiol wyf i'm gwlad
The acronym WYF can mean World Youth Festival or "what's your fancy?" The common word is "wife" (female spouse).
Yr wyf wedi blino
WYF stands for "What's Your Favorite" and WYB stands for "What's Your Best". These acronyms are often used when asking someone to share their preference or opinion on something.
It could mean whatever you fancy.
I think you mean WYT. It stands for Whatever You Think. Maybe the person that wrote it wrote it wrong. I don't think WYF stands for anything, unless you make one for it.
Yr wyf yn Gymraes (female) or Gymro (male)
It's welsh and means True am I to my country.
one possible translation would be "the wood wyf"
Pleidiol wyf I'm gulad is the inscription on the edge of a Welsh coin, meaning "True am I to my country."
You probably are doing knit stitches so the yarn is at the back of the project. Move the yarn to the front (as if you were starting to purl) and move the stitches from the left needle to the right needle (if you are left handed from right to left). Then continue your project accordingly. WYF means "with yarn in front"