What's the easiest way to convert a Word file to PDF?

I will soon be working with some forms that are currently in Word format, but need to easily "fillable" forms, so I'm thinking they need to be in a PDF format.

Thanks in advance.

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'07 Yukon 2500
'13 Subaru Outback 3.6R
'13 Orbea Carpe 9-speed

Currently Benzless
Formerly: 300TD, S600, E55, 560SEL

---= The forest breathes, listen.
-Native American elder