| w {letter} | :: The 24th letter of the Spanish alphabet |
| W {letter} | :: The 24th letter of the Spanish alphabet |
| wachimán {m} | :: alternative spelling of guachimán |
| wadi {m} | :: wadi |
| waffle {m} | :: waffle (type of flat pastry) |
| wafle {m} | :: waffle |
| waflera {f} | :: waffle iron |
| wagneriana {f} | :: feminine noun of wagneriano |
| wagneriano {adj} | :: Wagnerian |
| wagneriano {m} | :: Wagnerian |
| wagyu {m} | :: wagyu |
| wahabí {m} | :: Wahhabi |
| wahabismo {m} | :: alternative form of wahhabismo |
| wahhabismo {m} | :: Wahhabism |
| waiver {m} | :: waiver |
| walí {m} | :: wali |
| waliato {m} | :: alternative form of valiato |
| walkerista {adj} | :: of or pertaining to William Walker |
| walkerista {mf} | :: A supporter of William Walker |
| walkman {m} | :: walkman |
| Wallis y Futuna {prop} | :: Wallis and Futuna |
| wampanoag {m} | :: Wampanoag |
| wanano {adj} | :: Wanano |
| wanano {mf} | :: Wanano |
| wanderina {f} | :: feminine noun of wanderino |
| wanderino {m} | :: Someone associated with Santiago Wanderers, a football club from Santiago, Chile |
| wangiri {m} | :: wangiri (phonecall scam) |
| wantán {m} | :: wonton |
| wapití {m} | :: wapiti; elk |
| wapo {adj} | :: eye dialect of guapo |
| warao {adj} | :: Warao |
| warao {mf} | :: Warao |
| warfarina {f} | :: warfarin |
| wari {adj} | :: Wari |
| wari {mf} | :: Wari |
| warneño {adj} | :: of or from Warnes |
| warneño {m} | :: someone from Warnes |
| was {m} | :: A message sent or received over WhatsApp |
| wasabi {m} | :: wasabi |
| wasap {m} | :: A message sent or received over WhatsApp |
| wasapear {v} | :: to send a message using WhatsApp Messenger |
| Washington {prop} {m} | :: Washington (state) |
| Washington {prop} {m} | :: the letter W in the Spanish phonetic alphabet |
| washingtoniana {f} | :: feminine noun of washingtoniano |
| washingtoniano {adj} | :: Washingtonian (of or pertaining to Washington state) |
| washingtoniano {adj} | :: Washingtonian (of or pertaining to Washington D.C.) |
| washingtoniano {m} | :: Washingtonian (native or resident of Washington state) |
| washingtoniano {m} | :: Washingtonian (native or resident of Washington D.C.) |
| wasmosismo {m} | :: The politics of Juan Carlos Wasmosy, former president of Paraguay |
| Watanabe {prop} {mf} | :: surname |
| waterpolista {mf} | :: water polo player |
| waterpolo {m} | :: water polo (sport) |
| watt {m} | :: watt |
| wawa {n} | :: eye dialect of guagua |
| wawarón {m} | :: toad, bullfrog |
| wawi {m} | :: blowjob |
| wayú {adj} | :: Wayuu |
| wayú {mf} | :: Wayuu |
| wayúu {adj} | :: Wayuu |
| wayúu {mf} | :: Wayuu |
| wazari {m} | :: waza-ari |
| we {mf} | :: dude, guy, buddy |
| we {mf} | :: chump, punk, dumbass, idiot, jerk |
| wea {f} | :: nonsense, rubbish, bullshit |
| wearable {m} | :: wearable |
| web {f} | :: web (Internet) |
| web {f} | :: webpage, website |
| webcam {m} | :: webcam |
| webcamer {mf} | :: webcammer |
| webcast {m} | :: webcast |
| webcómic {m} | :: webcomic |
| webear {v} | :: alternative form of huevear |
| weber {m} | :: weber |
| weberiano {adj} | :: Weberian |
| webinar {m} | :: webinar |
| webisodio {m} | :: webisode |
| weblog {m} | :: weblog |
| weblogger {mf} | :: weblogger |
| webmaster {mf} | :: webmaster |
| webserie {f} | :: web series |
| webshow {m} | :: A show broadcast on the internet |
| website {m} | :: website |
| Weinstein {prop} {mf} | :: surname |
| Weintraub {prop} {mf} | :: surname |
| Weishaupt {prop} {mf} | :: surname |
| wellingtoniana {f} | :: feminine noun of wellingtoniano |
| wellingtoniano {adj} | :: Wellingtonian (of or pertaining to Wellington, New Zealand) |
| wellingtoniano {m} | :: Wellingtonian (native or resident of Wellington, New Zealand) |
| wélter {m} | :: welter (boxing class) |
| wenda {f} | :: feminine noun of wendo |
| wendo {m} | :: alternative form of vendo |
| weno {adj} | :: pronunciation spelling of bueno |
| weón {m} | :: pronunciation spelling of huevón |
| weona {f} | :: feminine noun of weón |
| wepa {interj} | :: An expression of celebration or jubilation, often yelled and with vowel sounds held longer than in typical words |
| wergild {m} | :: wergild |
| western {m} | :: western (film) |
| wéstern {m} | :: western (wild-west movie) |
| westfaliana {f} | :: feminine noun of westfaliano |
| westfaliano {adj} | :: Westphalian |
| westfaliano {m} | :: Westphalian |
| westfaliano {m} | :: Westphalian |
| wey {mf} | :: chump, punk, dumbass, idiot, jerk |
| wey {mf} | :: dude, guy, buddy |
| whatsapp {m} | :: WhatsApp, a message sent or received over WhatsApp |
| whatsappear {v} | :: alternative form of wasapear |
| whiskería {f} | :: whisky bar |
| whiskey {m} | :: alternative spelling of whisky |
| whisky {m} | :: whisky (alcoholic liquor) |
| wiccana {f} | :: feminine noun of wiccano |
| wiccano {adj} | :: Wiccan |
| wiccano {m} | :: Wiccan |
| wichi {m} | :: alternative spelling of wichí |
| wichí {adj} | :: Wichí |
| wichí {mf} | :: Wichí |
| widget {m} | :: widget |
| wifi {mf} | :: Wi-Fi |
| Wikcionario {prop} {m} | :: Wiktionary |
| wiki {mf} | :: wiki |
| wikificar {v} | :: to wikify (to adapt text to a wiki) |
| Wikinoticias {prop} {fp} | :: Wikinews |
| Wikipedia {prop} {f} | :: Wikipedia |
| wikipedista {mf} | :: Wikipedian (a person who contributes to Wikipedia) |
| wila {f} | :: alternative form of güila |
| wilaya {f} | :: administrative division in some African and Asiatic countries |
| wilchense {adj} | :: of or from Puerto Wilches |
| wilchense {mf} | :: Someone from Puerto Wilches |
| wildcard {m} | :: wildcard |
| winche {m} | :: winch |
| winchera {f} | :: feminine noun of winchero |
| winchero {m} | :: winchman |
| winchester {m} | :: Winchester (rifle) |
| Windhoek {prop} {f} | :: Windhoek (city/capital city) |
| windsurf {m} | :: windsurfing |
| windsurfista {mf} | :: windsurfer |
| wingsuit {m} | :: wingsuit |
| wiphala {m} | :: wiphala |
| Wisconsin {prop} {m} | :: Wisconsin (state) |
| wisconsinita {adj} | :: Wisconsinite |
| wisconsinita {mf} | :: Wisconsinite |
| wn {adj} | :: contraction of huevón |
| wok {m} | :: wok |
| wólfram {m} | :: alternative form of wolframio |
| wolframio {m} | :: tungsten; wolfram |
| wolframita {f} | :: wolframite |
| wolof {adj} | :: Wolof (relating to the Wolof people) |
| wolof {m} | :: Wolof (a Niger-Congo language spoken in Senegal and the Gambia) |
| wolof {mf} | :: a member of the Wolof people |
| wólof {adj} | :: Wolof |
| wólof {mf} | :: Wolof |
| wólof {m} | :: Wolof |
| won {m} | :: won (unit of currency) |
| woodyalleniano {adj} | :: Of or characteristic of Woody Allen |
| wookie {m} | :: Wookie |
| workshop {m} | :: workshop |
| world music {m} | :: world music |
| wounaan {adj} | :: Waunana |
| wounaan {mf} | :: Waunana |
| wow {interj} | :: wow (an indication of excitement or surprise) |
| Wuhan {prop} | :: Wuhan (subprovincial city/provincial capital) |
| wulfenita {f} | :: wulfenite |
| wurtzita {f} | :: wurtzite |
| wustita {f} | :: wüstite |
| wüstita {f} | :: alternative spelling of wustita |
| Wyoming {prop} {m} | :: Wyoming (state) |
| wyominguita {adj} | :: Wyomingite |
| wyominguita {mf} | :: Wyomingite |