passionate > {Excite or imbue with passion; express with passion}
3 While they his pitiful adventures heard, 4 That oft they did lament his luckless state,
That > [So that]
5 And often blame the too importune fate
blame > reprove importune > grievous
6 That heaped on him so many wrathful wreaks:
wreaks > {Vindictive or vengeful acts (mainly northern dialect)}
7 For never gentle knight, as he of late,
gentle > noble; gentle
8 So tossed was in Fortune's cruel freaks;