So, when you are thinking about the part-whole relation; that means, you are talking about partonomy and when you are talking about the type-subtype relation, you are talking about the taxonomy.
पार्ट-होल रिलेशन पार्टोनॉमी है और टाइप-सबटाइप रिलेशन टैक्सोनॉमी होता है।