A conjunction used to connect two negative alternatives.

न तो

English Usage: "I wanted neither cake nor ice cream."

Hindi Usage: "मैं न तो केक चाहता था और न ही आइसक्रीम।"

Not one nor the other of two.

न तो कोई

English Usage: "Neither option is appealing to me."

Hindi Usage: "मुझे न तो कोई विकल्प आकर्षक लगता है।"

Used to refer to not one or the other of two people or things.

न ही कोई

English Usage: "Neither of the boys likes vegetables."

Hindi Usage: "लड़कों में से न ही कोई सब्ज़ियाँ पसंद करता है।"