aró noun /ā.ɾó/
Definitions
  1. a type of yam; Dioscorea cayenensis subsp. rotundata
Other entries with this spelling
Wiktionary records 2 entries spelled “aró”. You're reading one of them; here are the others.
Source: Wiktionary · etymology 3, where this word is spelled “aro”. Reference: en-aro-yo-noun-cT9XebyO