Help me name these chords please?

[SixStringMadman]

I am at it again. Coming up with these chords I can't name. :p

[ 8 8 8 10 x x ]

[ 8 8 8 13 x x ]

[ 10 10 10 12 x x ]

[ 10 10 10 15 x x ]


Importantly, these are all being plaed in drop D tuning.

Thanks,
SSM