ive always pronounced things a bit oddly, but i think i have most of the troll names down okay...
Aradia Megido: ARR-RAY-DEE-UHH MEG-HIDO
Tavros Nitram: TAH-VROS NITE-SRAM
Sollux Captor: SAL-LUX CAP-TER
Karkat Vantas: CAR-CAT VAN-TASS
Nepeta Leijon: NEH-PET-UHH LEY-JHAUN (i pronounce her last name with almost... a french accent?)
Kanaya Maryam: CAN-NAY-UH MARY-AM
Terezi Pyrope: TUH-REZZ-EIE PYE-ROPE
Vriska Serket: VUH-RISK-UH SUR-CET
Equius Zahhak: ECC-CUY-UHS ZAH-HAK
Gamzee Makara: GAHM-ZEE MAH-KAH-RA
Eridan Ampora: ERY-DAHN AHMP-ORH-UH
Feferi Peixes: FEH-FUR-EE PYEX-CEESE
Damara: DAH-MAR-UH
Rufioh: REW-FEE-OH
Mituna: MEH-TUNA
Kankri: CAN-KREE
Meulin: MEW-LEIN
Porrim: POR-RIM
Latula: LAH-TEW-LAH
Aranea: AH-RAE-KNEE-UH
Horuss: HOR-RUS
Kurloz: KER-LOZ
Cronus: CROW-NUS
Meenah: MEE-NAH