BLY-uh-nuh
* BLY: The "bl" sound is similar to the "bl" in "blue" or "black".
* uh: The "u" is short and similar to the "u" in "but" or "cup".
* nuh: The "n" sound is similar to the "n" in "no" or "name", and the "uh" is similar to the "u" in "but" or "cup".
Note: The "dh" in "bliadhna" represents a soft "h" sound, not a "th" sound as in "thin" or "thick".