-iadau

-iad +‎ -au

• (North Wales, standard) IPA^(key): /ˈjadaɨ̯/
  • (North Wales, colloquial) IPA^(key): /ˈjadɛ/, /ˈjada/
• (South Wales, standard) IPA^(key): /ˈja(ː)dai̯/
  • (South Wales, colloquial) IPA^(key): /ˈja(ː)dɛ/

-iadau

1. Pluralisation suffix

   Synonyms: -aid, -aint, -au, -ed, -edd, -en, -i, -iaid, -iau, -ion, -od, -oedd, -on, -ydd, -yr, -ys

   ‎awgrym (“suggestion”) + ‎-iadau → ‎awgrymiadau (“suggestions”)

   ‎protest (“protest”) + ‎-iadau → ‎protestiadau (“protests”)

   ‎apêl (“appeal”) + ‎-iadau → ‎apeliadau (“appeals”)

-iadau

1. plural of -iad