undiscovered+◼◼◼adjective[UK: ˌʌn.dɪ.ˈskʌ.vəd] [US: ˌʌn.ˌdɪ.ˈskə.vərd]
unexplored+◼◼◼adjective[UK: ˌʌ.nɪk.ˈsplɔːd] [US: ˌʌ.nɪk.ˈsplɔːrd]
undisclosed+◼◻◻adjective[UK: ˌʌn.dɪs.ˈkləʊzd] [US: ˌʌn.dɪsˈkloʊzd]
unfound+◼◻◻adjective[UK: ʌn.faʊnd] [US: ʌn.faʊnd]
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