How native speakers pronounce “welly”

possible. You just need a little bit of extra welly and I'm just not

The Perfect Homemade French Crullers Recipe

Hastings, why were they using broad slashing  swords instead of a rondel dagger, because a   rondel dagger, well you know with a bit of welly,  go straight through a mail shirt. Or a godendag,   yeah actually imagine that yeah yeah they'd  sewn it all up. Well they did all right anyway.  

Testing a medieval anti-armour dagger