"sustentareis" meaning in Spanish

{
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "verb form"
      },
      "expansion": "sustentareis",
      "name": "head"
    }
  ],
  "hyphenation": [
    "sus‧ten‧ta‧reis"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "sustentar"
        }
      ],
      "glosses": [
        "second-person plural future subjunctive of sustentar"
      ],
      "id": "en-sustentareis-es-verb-20fA4uc9",
      "links": [
        [
          "sustentar",
          "sustentar#Spanish"
        ]
      ],
      "tags": [
        "form-of",
        "future",
        "plural",
        "second-person",
        "subjunctive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sustenˈtaɾeis/"
    },
    {
      "ipa": "[sus.t̪ẽn̪ˈt̪a.ɾei̯s]"
    },
    {
      "rhymes": "-aɾeis"
    }
  ],
  "word": "sustentareis"
}

{
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "verb form"
      },
      "expansion": "sustentareis",
      "name": "head"
    }
  ],
  "hyphenation": [
    "sus‧ten‧ta‧reis"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Rhymes:Spanish/aɾeis",
        "Rhymes:Spanish/aɾeis/4 syllables",
        "Spanish 4-syllable words",
        "Spanish entries with incorrect language header",
        "Spanish non-lemma forms",
        "Spanish terms with IPA pronunciation",
        "Spanish verb forms"
      ],
      "form_of": [
        {
          "word": "sustentar"
        }
      ],
      "glosses": [
        "second-person plural future subjunctive of sustentar"
      ],
      "links": [
        [
          "sustentar",
          "sustentar#Spanish"
        ]
      ],
      "tags": [
        "form-of",
        "future",
        "plural",
        "second-person",
        "subjunctive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sustenˈtaɾeis/"
    },
    {
      "ipa": "[sus.t̪ẽn̪ˈt̪a.ɾei̯s]"
    },
    {
      "rhymes": "-aɾeis"
    }
  ],
  "word": "sustentareis"
}