The word "aday" is spelled with two syllables: /əˈdeɪ/. The first syllable is unstressed and pronounced as a schwa sound, represented by the symbol "/ə/". The second syllable is stressed and pronounced as "day", represented by the symbol "/deɪ/". This word is often used in phrases such as "just for today" or "day by day". While it may seem simple to spell, it's important to pay attention to the unstressed vowel sound in the first syllable to ensure correct spelling.