For dash action due to Fear spell, do you have to use the full movement?

Can Warlock multiclass itself?

Does throwing a weapon benefit from dueling, archery, or neither?

A halfling fighter disengages can they run through the space of an enemy and attack using action surge?

Does knowing primordial mean you can speak the other dialects?

Does having an ability score above 30 affect your modifier?

Is something like twin spelling polymorph outside of the original intention of the Twin Spell mechanic?